31123380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 93219840

約数和(自身を除く): 62096460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 31, 58, 60, 62, 87, 93, 116, 124, 145, 155, 174, 186, 290, 310, 348, 372, 435, 465, 577, 580, 620, 870, 899, 930, 1154, 1731, 1740, 1798, 1860, 2308, 2697, 2885, 3462, 3596, 4495, 5394, 5770, 6924, 8655, 8990, 10788, 11540, 13485, 16733, 17310, 17887, 17980, 26970, 33466, 34620, 35774, 50199, 53661, 53940, 66932, 71548, 83665, 89435, 100398, 107322, 167330, 178870, 200796, 214644, 250995, 268305, 334660, 357740, 501990, 518723, 536610, 1003980, 1037446, 1073220, 1556169, 2074892, 2593615, 3112338, 5187230, 6224676, 7780845, 10374460, 15561690, 31123380]

約数ペア:

[(1, 31123380), (2, 15561690), (3, 10374460), (4, 7780845), (5, 6224676), (6, 5187230), (10, 3112338), (12, 2593615), (15, 2074892), (20, 1556169), (29, 1073220), (30, 1037446), (31, 1003980), (58, 536610), (60, 518723), (62, 501990), (87, 357740), (93, 334660), (116, 268305), (124, 250995), (145, 214644), (155, 200796), (174, 178870), (186, 167330), (290, 107322), (310, 100398), (348, 89435), (372, 83665), (435, 71548), (465, 66932), (577, 53940), (580, 53661), (620, 50199), (870, 35774), (899, 34620), (930, 33466), (1154, 26970), (1731, 17980), (1740, 17887), (1798, 17310), (1860, 16733), (2308, 13485), (2697, 11540), (2885, 10788), (3462, 8990), (3596, 8655), (4495, 6924), (5394, 5770)]