#include <iostream>
using namespace std;

int main()
{
    int a, b;
    cin >> a >> b;
    int min = a>b ? a : b;
    int ret = 0;
    for(int i = 1;i <= min;i++)
    {
        if(a%i == 0 && b%i == 0)
            ret = i;
    }
    cout << a*b/ret << endl;
    return 0;
}