81166260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1297}}^1$

素因数の和:1465

約数の個数: 96

約数和(自身を含む): 261676800

約数和(自身を除く): 180510540

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, 1297, 1490, 1788, 2086, 2235, 2594, 2980, 3129, 3891, 4172, 4470, 5188, 5215, 6258, 6485, 7782, 8940, 9079, 10430, 12516, 12970, 15564, 15645, 18158, 19455, 20860, 25940, 27237, 31290, 36316, 38910, 45395, 54474, 62580, 77820, 90790, 108948, 136185, 181580, 193253, 272370, 386506, 544740, 579759, 773012, 966265, 1159518, 1352771, 1932530, 2319036, 2705542, 2898795, 3865060, 4058313, 5411084, 5797590, 6763855, 8116626, 11595180, 13527710, 16233252, 20291565, 27055420, 40583130, 81166260]

約数ペア:

[(1, 81166260), (2, 40583130), (3, 27055420), (4, 20291565), (5, 16233252), (6, 13527710), (7, 11595180), (10, 8116626), (12, 6763855), (14, 5797590), (15, 5411084), (20, 4058313), (21, 3865060), (28, 2898795), (30, 2705542), (35, 2319036), (42, 1932530), (60, 1352771), (70, 1159518), (84, 966265), (105, 773012), (140, 579759), (149, 544740), (210, 386506), (298, 272370), (420, 193253), (447, 181580), (596, 136185), (745, 108948), (894, 90790), (1043, 77820), (1297, 62580), (1490, 54474), (1788, 45395), (2086, 38910), (2235, 36316), (2594, 31290), (2980, 27237), (3129, 25940), (3891, 20860), (4172, 19455), (4470, 18158), (5188, 15645), (5215, 15564), (6258, 12970), (6485, 12516), (7782, 10430), (8940, 9079)]