#include <iostream>
using namespace std;
int lcm(int a, int b)
{
int i = max(a, b);
while (1)
{
if (i % a == 0 && i % b == 0) return i;
i ++ ;
}
}
int main()
{
int a, b;
cin >> a >> b;
cout << lcm(a, b) << endl;
return 0;
}