578680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:88

約数の個数: 64

約数和(自身を含む): 1477440

約数和(自身を除く): 898760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 37, 40, 46, 68, 74, 85, 92, 115, 136, 148, 170, 184, 185, 230, 296, 340, 370, 391, 460, 629, 680, 740, 782, 851, 920, 1258, 1480, 1564, 1702, 1955, 2516, 3128, 3145, 3404, 3910, 4255, 5032, 6290, 6808, 7820, 8510, 12580, 14467, 15640, 17020, 25160, 28934, 34040, 57868, 72335, 115736, 144670, 289340, 578680]

約数ペア:

[(1, 578680), (2, 289340), (4, 144670), (5, 115736), (8, 72335), (10, 57868), (17, 34040), (20, 28934), (23, 25160), (34, 17020), (37, 15640), (40, 14467), (46, 12580), (68, 8510), (74, 7820), (85, 6808), (92, 6290), (115, 5032), (136, 4255), (148, 3910), (170, 3404), (184, 3145), (185, 3128), (230, 2516), (296, 1955), (340, 1702), (370, 1564), (391, 1480), (460, 1258), (629, 920), (680, 851), (740, 782)]