import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner console = new Scanner(System.in);
int m = console.nextInt();
int n = console.nextInt();
int result = getCM(m, n);
System.out.println(result);
}
public static int getCM(int m, int n){
//write your code here......
int max=m>n?m:n;
int temp=0;
while(true){
temp+=max;
if(temp%m==0&&temp%n==0){
return temp;
}
}
}
}

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