import java.util.*;
import java.math.*;
public class Main
{
    static BigInteger lcm(BigInteger a, BigInteger b)
    {
        return a.divide(a.gcd(b)).multiply(b);
    }
    public static void main(String args[])
    {
        Scanner cin = new Scanner(System.in);
        BigInteger a = cin.nextBigInteger();
        BigInteger b = cin.nextBigInteger();
        System.out.print(lcm(a, b));
    }
}