import java.util.*;
public class Main{
	public static void main(String[] args) {
		Scanner sc=new Scanner (System.in);
		long a=sc.nextLong();
		long b=sc.nextLong();
		long max;
		if (a>=b)max=a;
		else max=b;
		long ans;
		for(ans=max;ans<=a*b;ans+=max) {
			if (ans%a==0&&ans%b==0)break;
		}
		System.out.println(ans);
	}
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz