309631920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99241}}^1$

素因数の和:99270

約数の個数: 80

約数和(自身を含む): 1033704672

約数和(自身を除く): 724072752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 99241, 198482, 297723, 396964, 496205, 595446, 793928, 992410, 1190892, 1290133, 1488615, 1587856, 1984820, 2381784, 2580266, 2977230, 3870399, 3969640, 4763568, 5160532, 5954460, 6450665, 7740798, 7939280, 10321064, 11908920, 12901330, 15481596, 19351995, 20642128, 23817840, 25802660, 30963192, 38703990, 51605320, 61926384, 77407980, 103210640, 154815960, 309631920]

約数ペア:

[(1, 309631920), (2, 154815960), (3, 103210640), (4, 77407980), (5, 61926384), (6, 51605320), (8, 38703990), (10, 30963192), (12, 25802660), (13, 23817840), (15, 20642128), (16, 19351995), (20, 15481596), (24, 12901330), (26, 11908920), (30, 10321064), (39, 7939280), (40, 7740798), (48, 6450665), (52, 5954460), (60, 5160532), (65, 4763568), (78, 3969640), (80, 3870399), (104, 2977230), (120, 2580266), (130, 2381784), (156, 1984820), (195, 1587856), (208, 1488615), (240, 1290133), (260, 1190892), (312, 992410), (390, 793928), (520, 595446), (624, 496205), (780, 396964), (1040, 297723), (1560, 198482), (3120, 99241)]