#include <bits/stdc++.h>
using namespace std;
int main(){
	int n,m;
	cin>>n>>m;
	for(int i=n;i<=n*m;i++){
		if(i%n==0&&i%m==0){
			cout<<i;
			return 0;
		}
	}
	return 0;
}

/**************************************************************
	Problem: 1087
	User: zhouhongyi
	Language: C++
	Result: Accepted
	Time:6 ms
	Memory:2072 kb
****************************************************************/