217963170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26041}}^1$

素因数の和:26088

約数の個数: 64

約数和(自身を含む): 600007680

約数和(自身を除く): 382044510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2790, 4185, 8370, 26041, 52082, 78123, 130205, 156246, 234369, 260410, 390615, 468738, 703107, 781230, 807271, 1171845, 1406214, 1614542, 2343690, 2421813, 3515535, 4036355, 4843626, 7031070, 7265439, 8072710, 12109065, 14530878, 21796317, 24218130, 36327195, 43592634, 72654390, 108981585, 217963170]

約数ペア:

[(1, 217963170), (2, 108981585), (3, 72654390), (5, 43592634), (6, 36327195), (9, 24218130), (10, 21796317), (15, 14530878), (18, 12109065), (27, 8072710), (30, 7265439), (31, 7031070), (45, 4843626), (54, 4036355), (62, 3515535), (90, 2421813), (93, 2343690), (135, 1614542), (155, 1406214), (186, 1171845), (270, 807271), (279, 781230), (310, 703107), (465, 468738), (558, 390615), (837, 260410), (930, 234369), (1395, 156246), (1674, 130205), (2790, 78123), (4185, 52082), (8370, 26041)]