#include <bits/stdc++.h>  
using namespace std;  
int a,b,c;
int gcd(int a, int b)
{
	if (a % b == 0) return b;
	else return gcd(b, a % b);
}

int lcm(int a, int b)
{
	int temp = a * b;
	temp = temp / gcd(a, b);
	return temp;
}

int main() {  
	cin>>a>>b>>c;
	cout<<lcm(lcm(c,b),a);
}