285083460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{22307}}^1$

素因数の和:22393

約数の個数: 72

約数和(自身を含む): 876972096

約数和(自身を除く): 591888636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 22307, 44614, 66921, 89228, 111535, 133842, 200763, 223070, 267684, 334605, 401526, 446140, 669210, 803052, 1003815, 1338420, 1583797, 2007630, 3167594, 4015260, 4751391, 6335188, 7918985, 9502782, 14254173, 15837970, 19005564, 23756955, 28508346, 31675940, 47513910, 57016692, 71270865, 95027820, 142541730, 285083460]

約数ペア:

[(1, 285083460), (2, 142541730), (3, 95027820), (4, 71270865), (5, 57016692), (6, 47513910), (9, 31675940), (10, 28508346), (12, 23756955), (15, 19005564), (18, 15837970), (20, 14254173), (30, 9502782), (36, 7918985), (45, 6335188), (60, 4751391), (71, 4015260), (90, 3167594), (142, 2007630), (180, 1583797), (213, 1338420), (284, 1003815), (355, 803052), (426, 669210), (639, 446140), (710, 401526), (852, 334605), (1065, 267684), (1278, 223070), (1420, 200763), (2130, 133842), (2556, 111535), (3195, 89228), (4260, 66921), (6390, 44614), (12780, 22307)]