#include<iostream>
using namespace std;

int a, b;

int gcd(int a, int b)
{
    return b != 0 ? gcd(b, a % b) : a;
}

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

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