C++ :

#include <cstdio>
using namespace std;
int gcd(int x, int y)
{
    int t;
    while(y > 0){
        t = x % y;
        x = y;
        y = t;
    }
    return x;
}

int main()
{
    int i, ans = 0;       
    int x, y, t, s;
    scanf("%d%d", &x, &y);
    t = x * y;
    for(i = x; i <= y; i += x){
        s = t / i;
        if((s * i == t) && (gcd(s, i) == x)){
            ans++;
        }
    }
    printf("%d\n", ans);
    return 0;
}