#include <iostream>
using namespace std;
int NWD(int a,int b){
if(b==0){
return a;
}else{
return NWD(b,a%b);
}
}
int main() {
int n;
cin>>n;
for(int i=0;i<n;i++){
int a,b;
cin>>a>>b;
cout<<(a*b)/NWD(a,b)<<endl;
}
return 0;
}
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