#include <bits/stdc++.h>
using namespace std;
int main(){
	int m,n;
	cin>>m>>n;
	for(int i=1;i<=m*n;i++){
		if(i%n==0&&i%m==0){
			cout<<i;
			break;
		}
	}
}
/**************************************************************
	Problem: 1087
	User: wangyiyang
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/