An air conditioner comprising: a distributor (1-7, 101-106, 201-205, 301-308) configured to distribute a fluid passing inside of the distributor (1-7, 101-106, 201-205, 301-308); and a heat exchanger including a plurality of refrigerant pipes in which the fluid distributed by the distributor (1-7, 101-106, 201-205, 301-308) flows, the heat exchanger being configured to exchange heat with air, wherein the distributor (1-7, 101-106, 201-205, 301-308) comprises: a main pipe ; a partition defining a plurality of distribution paths in the main pipe ; a first branched pipe inserted into the main pipe as much as a first length (L), the first branched pipe being linked to a first distribution path of the plurality of distribution paths , and the first branched pipe being connected to a first portion of the heat exchanger ; characterized in that a second branched pipe inserted into the main pipe as much as a second length (L) different from the first length (L), the second branched pipe being linked to the first distribution path of the plurality of distribution paths , and the second branched pipe being connected to a second portion of the heat exchanger , and that a flow velocity of air exchanging heat at the first portion of the heat exchanger is faster than a flow velocity of air exchanging heat at the second portion of the heat exchanger , and that the first length (L) is shorter than the second length (L). a distributor (1-7, 101-106, 201-205, 301-308) configured to distribute a fluid passing inside of the distributor (1-7, 101-106, 201-205, 301-308); and a heat exchanger including a plurality of refrigerant pipes in which the fluid distributed by the distributor (1-7, 101-106, 201-205, 301-308) flows, the heat exchanger being configured to exchange heat with air, wherein the distributor (1-7, 101-106, 201-205, 301-308) comprises: a main pipe ; a partition defining a plurality of distribution paths in the main pipe ; a first branched pipe inserted into the main pipe as much as a first length (L), the first branched pipe being linked to a first distribution path of the plurality of distribution paths , and the first branched pipe being connected to a first portion of the heat exchanger ; characterized in that a second branched pipe inserted into the main pipe as much as a second length (L) different from the first length (L), the second branched pipe being linked to the first distribution path of the plurality of distribution paths , and the second branched pipe being connected to a second portion of the heat exchanger , and a main pipe ; a partition defining a plurality of distribution paths in the main pipe ; a first branched pipe inserted into the main pipe as much as a first length (L), the first branched pipe being linked to a first distribution path of the plurality of distribution paths , and the first branched pipe being connected to a first portion of the heat exchanger ; characterized in that a second branched pipe inserted into the main pipe as much as a second length (L) different from the first length (L), the second branched pipe being linked to the first distribution path of the plurality of distribution paths , and the second branched pipe being connected to a second portion of the heat exchanger , and that a flow velocity of air exchanging heat at the first portion of the heat exchanger is faster than a flow velocity of air exchanging heat at the second portion of the heat exchanger , and that the first length (L) is shorter than the second length (L). <EOS>