77980716

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1031}}^1$

素因数の和:1243

約数の個数: 72

約数和(自身を含む): 216373248

約数和(自身を除く): 138392532

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 191, 198, 382, 396, 573, 764, 1031, 1146, 1719, 2062, 2101, 2292, 3093, 3438, 4124, 4202, 6186, 6303, 6876, 8404, 9279, 11341, 12372, 12606, 18558, 18909, 22682, 25212, 34023, 37116, 37818, 45364, 68046, 75636, 102069, 136092, 196921, 204138, 393842, 408276, 590763, 787684, 1181526, 1772289, 2166131, 2363052, 3544578, 4332262, 6498393, 7089156, 8664524, 12996786, 19495179, 25993572, 38990358, 77980716]

約数ペア:

[(1, 77980716), (2, 38990358), (3, 25993572), (4, 19495179), (6, 12996786), (9, 8664524), (11, 7089156), (12, 6498393), (18, 4332262), (22, 3544578), (33, 2363052), (36, 2166131), (44, 1772289), (66, 1181526), (99, 787684), (132, 590763), (191, 408276), (198, 393842), (382, 204138), (396, 196921), (573, 136092), (764, 102069), (1031, 75636), (1146, 68046), (1719, 45364), (2062, 37818), (2101, 37116), (2292, 34023), (3093, 25212), (3438, 22682), (4124, 18909), (4202, 18558), (6186, 12606), (6303, 12372), (6876, 11341), (8404, 9279)]