30215695712390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{3001}}^1\times {\mathrm{217981}}^1$

素因数の和:221169

約数の個数: 64

約数和(自身を含む): 56538601689600

約数和(自身を除く): 26322905977210

約数列:

[1, 2, 5, 10, 31, 62, 149, 155, 298, 310, 745, 1490, 3001, 4619, 6002, 9238, 15005, 23095, 30010, 46190, 93031, 186062, 217981, 435962, 447149, 465155, 894298, 930310, 1089905, 2179810, 2235745, 4471490, 6757411, 13514822, 13861619, 27723238, 32479169, 33787055, 64958338, 67574110, 69308095, 138616190, 162395845, 324791690, 654160981, 1006854239, 1308321962, 2013708478, 3270804905, 5034271195, 6541609810, 10068542390, 20278990411, 40557980822, 97469986169, 101394952055, 194939972338, 202789904110, 487349930845, 974699861690, 3021569571239, 6043139142478, 15107847856195, 30215695712390]

約数ペア:

[(1, 30215695712390), (2, 15107847856195), (5, 6043139142478), (10, 3021569571239), (31, 974699861690), (62, 487349930845), (149, 202789904110), (155, 194939972338), (298, 101394952055), (310, 97469986169), (745, 40557980822), (1490, 20278990411), (3001, 10068542390), (4619, 6541609810), (6002, 5034271195), (9238, 3270804905), (15005, 2013708478), (23095, 1308321962), (30010, 1006854239), (46190, 654160981), (93031, 324791690), (186062, 162395845), (217981, 138616190), (435962, 69308095), (447149, 67574110), (465155, 64958338), (894298, 33787055), (930310, 32479169), (1089905, 27723238), (2179810, 13861619), (2235745, 13514822), (4471490, 6757411)]