from collections import deque
from heapq import heapify,heappop,heappush,heappushpop
from copy import copy,deepcopy
from itertools import permutations,combinations
from collections import defaultdict,Counter
from bisect import bisect_left,bisect_right
# from math import gcd,ceil,floor,factorial
# from fractions import gcd
from functools import reduce
from pprint import pprint

def myinput():
    return map(int,input().split())

def mylistinput(n):
    return [ list(myinput()) for _ in range(n) ]

def mycol(data,col):
    return [ row[col] for row in data ]

def mysort(data,col,reverse_flag):
    data.sort(key=lambda x:x[col],reverse=reverse_flag)
    return data

def mymax(data):
    M = -1*float("inf")
    for i in range(len(data)):
        m = max(data[i])
        M = max(M,m)
    return M

def mymin(data):
    m = float("inf")
    for i in range(len(data)):
        M = min(data[i])
        m = min(m,M)
    return m

def myoutput(ls,space=True):
    if space:
        if len(ls)==0:
            print(" ")
        elif type(ls[0])==str:
            print(" ".join(ls))
        elif type(ls[0])==int:
            print(" ".join(map(str,ls)))
        else:
            print("Output Error")
    else:
        if len(ls)==0:
            print("")
        elif type(ls[0])==str:
            print("".join(ls))
        elif type(ls[0])==int:
            print("".join(map(str,ls)))
        else:
            print("Output Error")

a,b = myinput()

def make_divisors(n):
    divisors = []
    for i in range(1, int(n**0.5)+1):
        if n % i == 0:
            divisors.append(i)
            if i != n // i:
                divisors.append(n//i)

    # divisors.sort()
    return divisors

ls_a = make_divisors(a)
ls_b = make_divisors(b)
# print(ls_a)
# print(ls_b)

ls = list( set(ls_a) & set(ls_b) )
ls.sort()
# print(ls)

# nまでの自然数が素数かどうかを表すリストを返す
# Sieve of Eratosthenes
def makePrimeChecker(n):
    isPrime = [True] * (n + 1)
    isPrime[0] = False
    isPrime[1] = False
    for i in range(2, int(n ** 0.5) + 1):
        if isPrime[i]:
            for j in range(i * i, n + 1, i):
                isPrime[j] = False
    return isPrime

M = ls[-1]
table = makePrimeChecker(M)
# print(table)

count = 0
for i in ls:
    if i==1 or i==2:
        count += 1
    elif i%2==0:
        pass
    else:
        if table[i]:
            count += 1
        else:
            pass
# print(ls)
print(count)

### FIXED CODE ###

from collections import deque
from heapq import heapify,heappop,heappush,heappushpop
from copy import copy,deepcopy
from itertools import permutations,combinations
from collections import defaultdict,Counter
from bisect import bisect_left,bisect_right
# from math import gcd,ceil,floor,factorial
# from fractions import gcd
from functools import reduce
from pprint import pprint

def myinput():
    return map(int,input().split())

def mylistinput(n):
    return [ list(myinput()) for _ in range(n) ]

def mycol(data,col):
    return [ row[col] for row in data ]

def mysort(data,col,reverse_flag):
    data.sort(key=lambda x:x[col],reverse=reverse_flag)
    return data

def mymax(data):
    M = -1*float("inf")
    for i in range(len(data)):
        m = max(data[i])
        M = max(M,m)
    return M

def mymin(data):
    m = float("inf")
    for i in range(len(data)):
        M = min(data[i])
        m = min(m,M)
    return m

def myoutput(ls,space=True):
    if space:
        if len(ls)==0:
            print(" ")
        elif type(ls[0])==str:
            print(" ".join(ls))
        elif type(ls[0])==int:
            print(" ".join(map(str,ls)))
        else:
            print("Output Error")
    else:
        if len(ls)==0:
            print("")
        elif type(ls[0])==str:
            print("".join(ls))
        elif type(ls[0])==int:
            print("".join(map(str,ls)))
        else:
            print("Output Error")

def make_divisors(n):
    divisors = []
    for i in range(1, int(n**0.5)+1):
        if n % i == 0:
            divisors.append(i)
            if i != n // i:
                divisors.append(n//i)

    # divisors.sort()
    return divisors

# nまでの自然数が素数かどうかを表すリストを返す
# Sieve of Eratosthenes
def makePrimeChecker(n):
    isPrime = [True] * (n + 1)
    isPrime[0] = False
    isPrime[1] = False
    for i in range(2, int(n ** 0.5) + 1):
        if isPrime[i]:
            for j in range(i * i, n + 1, i):
                isPrime[j] = False
    return isPrime

# """nを素因数分解"""
# """2以上の整数n => [[素因数, 指数], ...]の2次元リスト"""
def factorization(n):
    arr = []
    temp = n
    for i in range(2, int(-(-n**0.5//1))+1):
        if temp%i==0:
            cnt=0
            while temp%i==0:
                cnt+=1
                temp //= i
            arr.append([i, cnt])

    if temp!=1:
        arr.append([temp, 1])

    if arr==[]:
        arr.append([n, 1])

    return arr
# print(factorization(m))
## [[2, 3], [3, 1]] 
##  24 = 2^3 * 3^1

a,b = myinput()
if a==1 and b==1:
    print(1)
    exit()

da = factorization(a)
db = factorization(b)
# print(da)
# print(db)

ls_a = []
for i in da:
    ls_a.append(i[0])

ls_b = []
for i in db:
    ls_b.append(i[0])

# print(ls_a)
# print(ls_b)

ls = list( set(ls_a) & set(ls_b) )
ans = len(ls) + 1
print(ans)