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#include <iostream>
//#include <gtest/gtest.h>
static int getGCD(int a, int b) {
if (b == 0) {
return a;
}
if (b > a) {
return getGCD(b, a);
} else {
return getGCD(b, a % b);
}
}
static long getLCM(int a, int b) {
// https://www.idomaths.com/hcflcm.php#formula
return (long) a * (long) b / (long) getGCD(a, b);
}
//TEST(LCMTest, Zero) {
// ASSERT_EQ(getLCM(6, 8), 24);
//}
//
//TEST(LCMTest, One) {
// ASSERT_EQ(getLCM(28851538, 1183019), 1933053046);
//}
//
//TEST(LCMTest, Two) {
// ASSERT_EQ(getLCM(14159572, 63967072), 226436590403296);
//}
int main() {
int a, b;
std::cin >> a;
std::cin >> b;
long c = getLCM(a, b);
std::cout << c << '\n';
}
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