#include <iostream>
#include <algorithm>
#include <vector>
#include <map>
#include <queue>
using namespace std;
typedef long long int ll;

int main(){
    cin.tie(0);
    ios::sync_with_stdio(0);
    ll a,b; cin >> a >> b;
    ll g=__gcd(a,b);
    cout << g*__gcd((a/g+b/g),g) << endl;
}