Question: How large an area does the mountain range that contains Mount Feathertop comprise?

Context paragraphs:
Mount Feathertop: Mount Feathertop is the second-highest mountain in the Australian state of Victoria and is a member of the Australian Alps located entirely within the Alpine National Park.  It rises to 1922 m and is usually covered in snow from June to September.  Unlike many other Victorian mountains, Mount Feathertop has steep summit slopes instead of a rounded summit dome.

Pinal Mountains: The Pinal Mountains (Yavapai: Walkame) are a mountain range located in Gila County, Arizona.  They have a maximum elevation of 7,848 ft at Pinal Peak and a prominence of over 4,000 ft .  The closest city is the Globe, Arizona/Miami, Arizona area, which is just a few miles north of the mountain range.  The mountains are located within the Tonto National Forest, and their recreational facilities are maintained by the USDA's United States Forest Service.  The San Carlos Indian Reservation is very close to the mountain range, with its boundaries being just a few miles east/northeast of the range.  The mountains are covered with Ponderosa Pine and white fir and experience cooler weather than the Globe/Miami area, so that they are a popular recreation area in the summer.  The maintained facilities include a maintained dirt road that goes all the way to the summit of Pinal Peak, a campsite and recreational area, many hiking trails, as well as some radio towers near both Pinal and Signal peaks ( the two highest peaks of the range ).  The mountain range covers an area of 45,760 acres.

Mount Nangtud: Mount Nangtud is a mountain in Panay Island, Philippines.  It is located on the border of Barbaza, Antique and Jamindan, Capiz.  It is part of Central Panay Mountain Range, the longest mountain range in Panay Island.  Because of its geographic location, located on the central part of the island, it is the most difficult and most challenging mountains to climb in Panay, trekking 4 to 5 days of trek to reach the mountain summit.  The nearest peaks are Mount Tigas, Mount Dumara, Mount Sipanag, Mount Dalangnan, Mount Nausang and Mount Balabag.

Central Panay Mountain Range: Central Panay Mountain Range is the longest mountain range in  Panay Island, running through the center of the island of Panay in the Philippines.  The highest point is Mount Nangtud standing at 7,234 ft. (2,205m) located on the border of Antique and Capiz.  Other peaks are Mount Madja-as 6,946 ft. (2,117m), Mount Baloy 6,263 ft. (1,909m), Mount Nausang 5,410 ft. (1,640m), Mount Tigas 4,760 ft. (1,451m), Mount Llorente 4,409 ft. (1,344m), Mount Sansanan 4,219 ft. (1,286m), Mount Napulak 4,095 ft. (1,248m), Mount Balabag 3,728 ft. (1,136m), Mount Dumara and Mount Sipanag.  Panay Central Mountain Range is the source of all largest rivers in Panay Island including Panay River, Jalaur River, Aklan River, Sibalom River, Kangaranan River, Dalanas River, Tigum River, Paliwan River, Ibajay River, Tibiao River and Kairawan River.

Crocker Range: Crocker Range (Malay: "Banjaran Crocker" ) is a mountain range in Sabah, Malaysia.  It is named after William Maunder Crocker.  The mountain range separates the east coast and west coast of Sabah.  At an average height of 1800 m , it is the highest mountain range in Sabah.  Mount Kinabalu, one of the highest mountains in Southeast Asia, is part of this range.  Part of the range has been gazetted for protection as Crocker Range Park since 1984.  The area surrounding Mount Kinabalu has been a state park since 1964 and was the country's first World Heritage Site.

Qaflankuh Mountain Range: Qaflankuh or Qaflankuh Mountain Range (Persian: رشته کوه‌ها‌ی قافلانکوه / Reshteh Kuh-hā-ye Qāflānkuh) is a mountain range that is located about 20 kilometres north of the city of Zanjan in Zanjan Province, Iran.  With an average width of almost 20 kilometres and a length of about 100 kilometres, this mountain range is stretched in a northwest-southeast direction, beginning from northwest of Zanjan, passing north of Zanjan and ending southeast of Zanjan.  The Qezel Owzan River flows in a valley that separates Qaflankuh Mountains on the south from Talish Mountains on the north.  With an elevation of 2971 metres, Mount Sendan Dagh is the highest mountain of the range which is located in the southeast section of this mountain range.  There are some mineral hot springs containing sulphur in different parts of this range.  Geologically, Qaflankuh Mountain Range was formed during the Tertiary volcanism and plutonism and is made mainly of the Eocene volcanic rocks with very small sections of intrusive rocks in the northern and southern parts of the range.

Snowy Mountains: The Snowy Mountains, known informally as "The Snowies", is an IBRA subregion and the highest mountain range on the continent of mainland Australia.  It contains the Australian mainland's highest mountain, Mount Kosciuszko, which reaches to a height of 2228 m above sea level.  The range also contains the five highest peaks on the Australian mainland (including Mount Kosciuszko), all of which are above 2100 m .  They are located in southern New South Wales and are part of the larger Australian Alps and Great Dividing Range.  Unusual for Australia, the mountain range experiences large natural snowfalls every winter.  Snow normally falls the most during June, July and early August.  Therefore, most of the snow usually melts by late spring.  The Tasmanian highlands makes up the other (major) alpine region present in Australia.

Australian Alps: The Australian Alps, an interim Australian bioregion, is the highest mountain range in Australia.  This range is located in southeastern Australia, and it straddles eastern Victoria, southeastern New South Wales, and the Australian Capital Territory.  The Australian Alps contain Australia's only peaks exceeding 2000 m in elevation above sea level.  The Alps are the only bioregion on the Australian mainland in which deep snow falls annually.  The Alps comprise an area of 1232981 ha .

Level Mountain Range: The Level Mountain Range is a small but prominent mountain range occupying the broad summit of Level Mountain in northern British Columbia, Canada.  Located between the Tuya River in the east and the Sheslay River in the west, it represents a high point on the Nahlin Plateau.  The range is geologically younger than the main mass of Level Mountain, having formed in the last 7.1 million years.  An eroded stratovolcano and several lava domes of Miocene-to-Pleistocene age comprise the Level Mountain Range.  The highest point is Meszah Peak at the north end of the range with an elevation of 2166 m .

Clan Alpine Mountains: The Clan Alpine Mountains are a mountain range located in west-central Nevada in the United States.  The range lies in a southwest-northeasterly direction in Churchill County, and contains Mount Augusta, at 9967 ft above sea level.  The mountains lie to the west of the Desatoya Mountains and southeast of the Stillwater Range.  The Augusta Mountains lie to the northeast and the New Pass Range to the east.  A large part of the range, 196128 acre , lies within the Clan Alpine Mountains Wilderness Study Area.  The Clan Alpine Mountains lie to the north and northwest of Highway 50.

Supporting paragraphs: Mount Feathertop Australian Alps
Answer: 1232981 ha