import java.util.Scanner;
public class Main{
  public static void main(String[] args){
	Scanner sc = new Scanner(System.in);
    long a = sc.nextLong();
    long b = sc.nextLong();  
    long x = a * b;
    long  r = 0;
    
  if(a<b){
    long tmp = a;
    a = b;
    b = tmp;
  }
 
  /* ユークリッドの互除法 */
  r = a % b;
  while(r!=0){
    a = b;
    b = r;
    r = a % b;
  }
    
    System.out.println(x/b);
    
  }
}

/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