#include <iostream>
#include <algorithm>

using namespace std;

int lcm(int a, int b)
{
    int m = max(a, b);
    for(int i = m; ;i++) 
        if(i % a == 0 && i % b == 0) return i;
}

int main()
{
    int a, b;
    cin >> a >> b;

    cout << lcm(a, b);
}