61912890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:629

約数の個数: 128

約数和(自身を含む): 183859200

約数和(自身を除く): 121946310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 31, 39, 45, 54, 62, 65, 78, 90, 93, 117, 130, 135, 155, 186, 195, 234, 270, 279, 310, 351, 390, 403, 465, 558, 569, 585, 702, 806, 837, 930, 1138, 1170, 1209, 1395, 1674, 1707, 1755, 2015, 2418, 2790, 2845, 3414, 3510, 3627, 4030, 4185, 5121, 5690, 6045, 7254, 7397, 8370, 8535, 10242, 10881, 12090, 14794, 15363, 17070, 17639, 18135, 21762, 22191, 25605, 30726, 35278, 36270, 36985, 44382, 51210, 52917, 54405, 66573, 73970, 76815, 88195, 105834, 108810, 110955, 133146, 153630, 158751, 176390, 199719, 221910, 229307, 264585, 317502, 332865, 399438, 458614, 476253, 529170, 665730, 687921, 793755, 952506, 998595, 1146535, 1375842, 1587510, 1997190, 2063763, 2293070, 2381265, 3439605, 4127526, 4762530, 6191289, 6879210, 10318815, 12382578, 20637630, 30956445, 61912890]

約数ペア:

[(1, 61912890), (2, 30956445), (3, 20637630), (5, 12382578), (6, 10318815), (9, 6879210), (10, 6191289), (13, 4762530), (15, 4127526), (18, 3439605), (26, 2381265), (27, 2293070), (30, 2063763), (31, 1997190), (39, 1587510), (45, 1375842), (54, 1146535), (62, 998595), (65, 952506), (78, 793755), (90, 687921), (93, 665730), (117, 529170), (130, 476253), (135, 458614), (155, 399438), (186, 332865), (195, 317502), (234, 264585), (270, 229307), (279, 221910), (310, 199719), (351, 176390), (390, 158751), (403, 153630), (465, 133146), (558, 110955), (569, 108810), (585, 105834), (702, 88195), (806, 76815), (837, 73970), (930, 66573), (1138, 54405), (1170, 52917), (1209, 51210), (1395, 44382), (1674, 36985), (1707, 36270), (1755, 35278), (2015, 30726), (2418, 25605), (2790, 22191), (2845, 21762), (3414, 18135), (3510, 17639), (3627, 17070), (4030, 15363), (4185, 14794), (5121, 12090), (5690, 10881), (6045, 10242), (7254, 8535), (7397, 8370)]