#include<stdio.h>
#define LL long long
LL gcd(LL a,LL b)
{
if(a%b==
0)
return b;
else
return gcd(b,a%b);
}
LL lcm(LL a,LL b)
{
return (a/gcd(a,b)*b);
//如果是int，这样处理可以防止溢出
}
int main()
{
LL n,m;
while(scanf(
"%lld%lld",&n,&m)!=EOF)
{
printf(
"%lld\n",lcm(n,m));
}
return 0;
}
