cmmc:
#include <iostream>
using namespace std;
int main()
{
int n,m,a,b;
cin>>n>>m;
cin>>a>>b;
a=n;
b=m;
while(n!=m)
{
if(n>m)
{
n=n-m;
}
else
{
m=m-n;
}
}
cout<<(a*b)/n<<endl;
return 0;
}