m, n = list(map(int, input().split()))
def lcm(a, b):
    """质因数分解"""
    p = 1
    i = 2
    while i <= min(a, b):
        if a % i == 0 and b % i == 0:
            p *= i
            a, b = a // i, b // i
        else:
            i += 1
    p = p * a * b
    return p
print(lcm(m, n))