7855020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{151}}^1$

素因数の和:200

約数の個数: 108

約数和(自身を含む): 25478544

約数和(自身を除く): 17623524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 151, 153, 170, 180, 204, 255, 289, 302, 306, 340, 453, 510, 578, 604, 612, 755, 765, 867, 906, 1020, 1156, 1359, 1445, 1510, 1530, 1734, 1812, 2265, 2567, 2601, 2718, 2890, 3020, 3060, 3468, 4335, 4530, 5134, 5202, 5436, 5780, 6795, 7701, 8670, 9060, 10268, 10404, 12835, 13005, 13590, 15402, 17340, 23103, 25670, 26010, 27180, 30804, 38505, 43639, 46206, 51340, 52020, 77010, 87278, 92412, 115515, 130917, 154020, 174556, 218195, 231030, 261834, 392751, 436390, 462060, 523668, 654585, 785502, 872780, 1309170, 1571004, 1963755, 2618340, 3927510, 7855020]

約数ペア:

[(1, 7855020), (2, 3927510), (3, 2618340), (4, 1963755), (5, 1571004), (6, 1309170), (9, 872780), (10, 785502), (12, 654585), (15, 523668), (17, 462060), (18, 436390), (20, 392751), (30, 261834), (34, 231030), (36, 218195), (45, 174556), (51, 154020), (60, 130917), (68, 115515), (85, 92412), (90, 87278), (102, 77010), (151, 52020), (153, 51340), (170, 46206), (180, 43639), (204, 38505), (255, 30804), (289, 27180), (302, 26010), (306, 25670), (340, 23103), (453, 17340), (510, 15402), (578, 13590), (604, 13005), (612, 12835), (755, 10404), (765, 10268), (867, 9060), (906, 8670), (1020, 7701), (1156, 6795), (1359, 5780), (1445, 5436), (1510, 5202), (1530, 5134), (1734, 4530), (1812, 4335), (2265, 3468), (2567, 3060), (2601, 3020), (2718, 2890)]