import java.util.Scanner;
public class Main {
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner in = new Scanner(System.in);
int a = in.nextInt();
int b = in.nextInt();
int c = in.nextInt();
int x = 0, y = 0, z;
if (a > b)
for (int i = b; i > 0; i--) {
if (a % i == 0 && b % i == 0) {
// System.out.println(i);
x = i;
break;
}
}
else
for (int i = a; i > 0; i--) {
if (a % i == 0 && b % i == 0) {
x = i;
break;
}
}
if (b < c)
for (int i = b; i > 0; i--) {
if (c % i == 0 && b % i == 0) {
// System.out.print(i);
y = i;
break;
}
}
else
for (int i = c; i > 0; i--) {
if (c % i == 0 && b % i == 0) {
// System.out.println(i);
y = i;
break;
}
}
System.out.println(a * b * c / (x * y));
}
}
public class Main {
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner in = new Scanner(System.in);
int a = in.nextInt();
int b = in.nextInt();
int c = in.nextInt();
int x = 0, y = 0, z;
if (a > b)
for (int i = b; i > 0; i--) {
if (a % i == 0 && b % i == 0) {
// System.out.println(i);
x = i;
break;
}
}
else
for (int i = a; i > 0; i--) {
if (a % i == 0 && b % i == 0) {
x = i;
break;
}
}
if (b < c)
for (int i = b; i > 0; i--) {
if (c % i == 0 && b % i == 0) {
// System.out.print(i);
y = i;
break;
}
}
else
for (int i = c; i > 0; i--) {
if (c % i == 0 && b % i == 0) {
// System.out.println(i);
y = i;
break;
}
}
System.out.println(a * b * c / (x * y));
}
}