889459890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{479}}^1$

素因数の和:848

約数の個数: 128

約数和(自身を含む): 2478366720

約数和(自身を除く): 1588906830

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 102, 110, 165, 170, 187, 255, 330, 331, 374, 479, 510, 561, 662, 935, 958, 993, 1122, 1437, 1655, 1870, 1986, 2395, 2805, 2874, 3310, 3641, 4790, 4965, 5269, 5610, 5627, 7185, 7282, 8143, 9930, 10538, 10923, 11254, 14370, 15807, 16286, 16881, 18205, 21846, 24429, 26345, 28135, 31614, 33762, 36410, 40715, 48858, 52690, 54615, 56270, 61897, 79035, 81430, 84405, 89573, 109230, 122145, 123794, 158070, 158549, 168810, 179146, 185691, 244290, 268719, 309485, 317098, 371382, 447865, 475647, 537438, 618970, 792745, 895730, 928455, 951294, 1343595, 1585490, 1744039, 1856910, 2378235, 2687190, 2695333, 3488078, 4756470, 5232117, 5390666, 8085999, 8720195, 10464234, 13476665, 16171998, 17440390, 26160585, 26953330, 29648663, 40429995, 52321170, 59297326, 80859990, 88945989, 148243315, 177891978, 296486630, 444729945, 889459890]

約数ペア:

[(1, 889459890), (2, 444729945), (3, 296486630), (5, 177891978), (6, 148243315), (10, 88945989), (11, 80859990), (15, 59297326), (17, 52321170), (22, 40429995), (30, 29648663), (33, 26953330), (34, 26160585), (51, 17440390), (55, 16171998), (66, 13476665), (85, 10464234), (102, 8720195), (110, 8085999), (165, 5390666), (170, 5232117), (187, 4756470), (255, 3488078), (330, 2695333), (331, 2687190), (374, 2378235), (479, 1856910), (510, 1744039), (561, 1585490), (662, 1343595), (935, 951294), (958, 928455), (993, 895730), (1122, 792745), (1437, 618970), (1655, 537438), (1870, 475647), (1986, 447865), (2395, 371382), (2805, 317098), (2874, 309485), (3310, 268719), (3641, 244290), (4790, 185691), (4965, 179146), (5269, 168810), (5610, 158549), (5627, 158070), (7185, 123794), (7282, 122145), (8143, 109230), (9930, 89573), (10538, 84405), (10923, 81430), (11254, 79035), (14370, 61897), (15807, 56270), (16286, 54615), (16881, 52690), (18205, 48858), (21846, 40715), (24429, 36410), (26345, 33762), (28135, 31614)]