81627030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1782

約数の個数: 96

約数和(自身を含む): 232098048

約数和(自身を除く): 150471018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 31, 34, 45, 51, 62, 85, 90, 93, 102, 153, 155, 170, 186, 255, 279, 306, 310, 465, 510, 527, 558, 765, 930, 1054, 1395, 1530, 1581, 1721, 2635, 2790, 3162, 3442, 4743, 5163, 5270, 7905, 8605, 9486, 10326, 15489, 15810, 17210, 23715, 25815, 29257, 30978, 47430, 51630, 53351, 58514, 77445, 87771, 106702, 146285, 154890, 160053, 175542, 263313, 266755, 292570, 320106, 438855, 480159, 526626, 533510, 800265, 877710, 906967, 960318, 1316565, 1600530, 1813934, 2400795, 2633130, 2720901, 4534835, 4801590, 5441802, 8162703, 9069670, 13604505, 16325406, 27209010, 40813515, 81627030]

約数ペア:

[(1, 81627030), (2, 40813515), (3, 27209010), (5, 16325406), (6, 13604505), (9, 9069670), (10, 8162703), (15, 5441802), (17, 4801590), (18, 4534835), (30, 2720901), (31, 2633130), (34, 2400795), (45, 1813934), (51, 1600530), (62, 1316565), (85, 960318), (90, 906967), (93, 877710), (102, 800265), (153, 533510), (155, 526626), (170, 480159), (186, 438855), (255, 320106), (279, 292570), (306, 266755), (310, 263313), (465, 175542), (510, 160053), (527, 154890), (558, 146285), (765, 106702), (930, 87771), (1054, 77445), (1395, 58514), (1530, 53351), (1581, 51630), (1721, 47430), (2635, 30978), (2790, 29257), (3162, 25815), (3442, 23715), (4743, 17210), (5163, 15810), (5270, 15489), (7905, 10326), (8605, 9486)]