import java.util.*;

public class GetLCM {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int a = scan.nextInt();
		int b = scan.nextInt();
		
		int mod = a % b;
		if(mod == 0)
			System.out.println(a);
//
		int out =  getMaxMult(a,b);
		int result = a*b/out;
		System.out.println(result);
	}
	
	private static int getMaxMult(int a, int b) {
		int m = a % b;
		while (m != 0) {
			a = b;
			b = m;
			m = a % b;
		}
		return b;
	}

}
 

注意：

1、先求出最大公約數，利用兩數的乘積除以最大公約數得到最小公倍數

2、考慮兩數整除的情況