80790780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1291}}^1$

素因数の和:1459

約数の個数: 96

約数和(自身を含む): 260467200

約数和(自身を除く): 179676420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 149, 210, 298, 420, 447, 596, 745, 894, 1043, 1291, 1490, 1788, 2086, 2235, 2582, 2980, 3129, 3873, 4172, 4470, 5164, 5215, 6258, 6455, 7746, 8940, 9037, 10430, 12516, 12910, 15492, 15645, 18074, 19365, 20860, 25820, 27111, 31290, 36148, 38730, 45185, 54222, 62580, 77460, 90370, 108444, 135555, 180740, 192359, 271110, 384718, 542220, 577077, 769436, 961795, 1154154, 1346513, 1923590, 2308308, 2693026, 2885385, 3847180, 4039539, 5386052, 5770770, 6732565, 8079078, 11541540, 13465130, 16158156, 20197695, 26930260, 40395390, 80790780]

約数ペア:

[(1, 80790780), (2, 40395390), (3, 26930260), (4, 20197695), (5, 16158156), (6, 13465130), (7, 11541540), (10, 8079078), (12, 6732565), (14, 5770770), (15, 5386052), (20, 4039539), (21, 3847180), (28, 2885385), (30, 2693026), (35, 2308308), (42, 1923590), (60, 1346513), (70, 1154154), (84, 961795), (105, 769436), (140, 577077), (149, 542220), (210, 384718), (298, 271110), (420, 192359), (447, 180740), (596, 135555), (745, 108444), (894, 90370), (1043, 77460), (1291, 62580), (1490, 54222), (1788, 45185), (2086, 38730), (2235, 36148), (2582, 31290), (2980, 27111), (3129, 25820), (3873, 20860), (4172, 19365), (4470, 18074), (5164, 15645), (5215, 15492), (6258, 12910), (6455, 12516), (7746, 10430), (8940, 9037)]