31919940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4547}}^1$

素因数の和:4578

約数の個数: 96

約数和(自身を含む): 106968960

約数和(自身を除く): 75049020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 4547, 7020, 9094, 13641, 18188, 22735, 27282, 40923, 45470, 54564, 59111, 68205, 81846, 90940, 118222, 122769, 136410, 163692, 177333, 204615, 236444, 245538, 272820, 295555, 354666, 409230, 491076, 531999, 591110, 613845, 709332, 818460, 886665, 1063998, 1182220, 1227690, 1595997, 1773330, 2127996, 2455380, 2659995, 3191994, 3546660, 5319990, 6383988, 7979985, 10639980, 15959970, 31919940]

約数ペア:

[(1, 31919940), (2, 15959970), (3, 10639980), (4, 7979985), (5, 6383988), (6, 5319990), (9, 3546660), (10, 3191994), (12, 2659995), (13, 2455380), (15, 2127996), (18, 1773330), (20, 1595997), (26, 1227690), (27, 1182220), (30, 1063998), (36, 886665), (39, 818460), (45, 709332), (52, 613845), (54, 591110), (60, 531999), (65, 491076), (78, 409230), (90, 354666), (108, 295555), (117, 272820), (130, 245538), (135, 236444), (156, 204615), (180, 177333), (195, 163692), (234, 136410), (260, 122769), (270, 118222), (351, 90940), (390, 81846), (468, 68205), (540, 59111), (585, 54564), (702, 45470), (780, 40923), (1170, 27282), (1404, 22735), (1755, 18188), (2340, 13641), (3510, 9094), (4547, 7020)]