40645680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1039}}^1$

素因数の和:1218

約数の個数: 80

約数和(自身を含む): 126896640

約数和(自身を除く): 86250960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 489, 652, 815, 978, 1039, 1304, 1630, 1956, 2078, 2445, 2608, 3117, 3260, 3912, 4156, 4890, 5195, 6234, 6520, 7824, 8312, 9780, 10390, 12468, 13040, 15585, 16624, 19560, 20780, 24936, 31170, 39120, 41560, 49872, 62340, 83120, 124680, 169357, 249360, 338714, 508071, 677428, 846785, 1016142, 1354856, 1693570, 2032284, 2540355, 2709712, 3387140, 4064568, 5080710, 6774280, 8129136, 10161420, 13548560, 20322840, 40645680]

約数ペア:

[(1, 40645680), (2, 20322840), (3, 13548560), (4, 10161420), (5, 8129136), (6, 6774280), (8, 5080710), (10, 4064568), (12, 3387140), (15, 2709712), (16, 2540355), (20, 2032284), (24, 1693570), (30, 1354856), (40, 1016142), (48, 846785), (60, 677428), (80, 508071), (120, 338714), (163, 249360), (240, 169357), (326, 124680), (489, 83120), (652, 62340), (815, 49872), (978, 41560), (1039, 39120), (1304, 31170), (1630, 24936), (1956, 20780), (2078, 19560), (2445, 16624), (2608, 15585), (3117, 13040), (3260, 12468), (3912, 10390), (4156, 9780), (4890, 8312), (5195, 7824), (6234, 6520)]