program main
  implicit none
  integer(8) i,A,B,ans,d,koyaku,A1,B1
  integer div(58)
  read(*, *)A,B
  A1 = A
  B1 = B
  !read(*, *) (L(i), i = 1,N)
  div = (/2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, &
  67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149,&
   151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, &
   233, 239, 241, 251, 257, 263, 269, 271/)
  do
    if (A == B) then
      exit
    else
      if (A > B) then
        A = A-B
      else
        B = B-A
      end if
    end if
  end do
  ans = 1
  if (A > 10**6) then
    ans = 2
  else
    !d = div(i)
    do i = 1,58
      d = div(i)
      if (mod(A1,d)==0 .and. mod(B1,d)==0) then
      !if (mod(A,d)==0) then
        ans = ans + 1
      end if
    end do
  end if

  write(*, *) ans
end program main
