77977830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{827}}^1$

素因数の和:1293

約数の個数: 64

約数和(自身を含む): 214617600

約数和(自身を除く): 136639770

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 449, 827, 898, 1347, 1654, 2245, 2481, 2694, 3143, 4135, 4490, 4962, 5789, 6286, 6735, 8270, 9429, 11578, 12405, 13470, 15715, 17367, 18858, 24810, 28945, 31430, 34734, 47145, 57890, 86835, 94290, 173670, 371323, 742646, 1113969, 1856615, 2227938, 2599261, 3713230, 5198522, 5569845, 7797783, 11139690, 12996305, 15595566, 25992610, 38988915, 77977830]

約数ペア:

[(1, 77977830), (2, 38988915), (3, 25992610), (5, 15595566), (6, 12996305), (7, 11139690), (10, 7797783), (14, 5569845), (15, 5198522), (21, 3713230), (30, 2599261), (35, 2227938), (42, 1856615), (70, 1113969), (105, 742646), (210, 371323), (449, 173670), (827, 94290), (898, 86835), (1347, 57890), (1654, 47145), (2245, 34734), (2481, 31430), (2694, 28945), (3143, 24810), (4135, 18858), (4490, 17367), (4962, 15715), (5789, 13470), (6286, 12405), (6735, 11578), (8270, 9429)]