#include<iostream>
#include<cstdio>
using namespace std;
int lcm(int a, int b){
int gcd = 1;
for(int i = a; a; i--){
if(a%i == 0){
if(b %i ==0) {
gcd = i;
break;
}
}
}
return a * b / gcd;
}
int main(){
int a, b;
cin >> a >> b;
cout << lcm(a, b);
return 0;
}