711520020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{8923}}^1$

素因数の和:9381

約数の個数: 72

約数和(自身を含む): 2163391776

約数和(自身を除く): 1451871756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 443, 886, 1329, 1772, 2215, 2658, 3987, 4430, 5316, 6645, 7974, 8860, 8923, 13290, 15948, 17846, 19935, 26580, 26769, 35692, 39870, 44615, 53538, 79740, 80307, 89230, 107076, 133845, 160614, 178460, 267690, 321228, 401535, 535380, 803070, 1606140, 3952889, 7905778, 11858667, 15811556, 19764445, 23717334, 35576001, 39528890, 47434668, 59293335, 71152002, 79057780, 118586670, 142304004, 177880005, 237173340, 355760010, 711520020]

約数ペア:

[(1, 711520020), (2, 355760010), (3, 237173340), (4, 177880005), (5, 142304004), (6, 118586670), (9, 79057780), (10, 71152002), (12, 59293335), (15, 47434668), (18, 39528890), (20, 35576001), (30, 23717334), (36, 19764445), (45, 15811556), (60, 11858667), (90, 7905778), (180, 3952889), (443, 1606140), (886, 803070), (1329, 535380), (1772, 401535), (2215, 321228), (2658, 267690), (3987, 178460), (4430, 160614), (5316, 133845), (6645, 107076), (7974, 89230), (8860, 80307), (8923, 79740), (13290, 53538), (15948, 44615), (17846, 39870), (19935, 35692), (26580, 26769)]