if __name__ == '__main__':
    A, B = list(map(int, input().strip().split()))
    # 求最大公约数
    x = min(A, B)
    while x > 1:
        if A % x == 0 and B % x == 0:
            break
        x -= 1
    ans = (A * B) // x
    print(ans)