179670280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{264221}}^1$

素因数の和:264249

約数の個数: 32

約数和(自身を含む): 428039640

約数和(自身を除く): 248369360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 264221, 528442, 1056884, 1321105, 2113768, 2642210, 4491757, 5284420, 8983514, 10568840, 17967028, 22458785, 35934056, 44917570, 89835140, 179670280]

約数ペア:

[(1, 179670280), (2, 89835140), (4, 44917570), (5, 35934056), (8, 22458785), (10, 17967028), (17, 10568840), (20, 8983514), (34, 5284420), (40, 4491757), (68, 2642210), (85, 2113768), (136, 1321105), (170, 1056884), (340, 528442), (680, 264221)]