#include<iostream>
#include<string>
using namespace std;
int main(){
int m, n;
int t1, t2, t3;
while(cin>>m>>n){
if(m >= n){
t1 = m;
t2 = n;
}else{
t1 = n;
t2 = m;
}
while(t1 % t2){
t3 = t1 % t2;
t1 = t2;
t2 = t3;
}
cout<<m * n / t2<<endl;
}
}