#include <iostream>
using namespace std;

int main() {
    int n, m;
    cin >> n >> m;
    int nzs = n * m;
    for(int i = n * m; i >= 1; i -= 1) {
        if(i % n == 0 and i % m == 0) {
            nzs = i;
        }
    }
    cout << nzs << endl;
    return 0;
}