#include <iostream>

using namespace std;

int gcd (int a, int b) {
    if (a == 0) return b;
    return gcd (b % a, a);
}

int lcm (int a, int b) {
    return a / gcd (a, b) * b;
}

int main () {
    int a, b;
    cin >> a >> b;
    cout << lcm (a, b) << endl;
    return 0;
}