138331360

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3877}}^1$

素因数の和:4115

約数の個数: 48

約数和(自身を含む): 328358016

約数和(自身を除く): 190026656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 2230, 3568, 3877, 4460, 7136, 7754, 8920, 15508, 17840, 19385, 31016, 35680, 38770, 62032, 77540, 124064, 155080, 310160, 620320, 864571, 1729142, 3458284, 4322855, 6916568, 8645710, 13833136, 17291420, 27666272, 34582840, 69165680, 138331360]

約数ペア:

[(1, 138331360), (2, 69165680), (4, 34582840), (5, 27666272), (8, 17291420), (10, 13833136), (16, 8645710), (20, 6916568), (32, 4322855), (40, 3458284), (80, 1729142), (160, 864571), (223, 620320), (446, 310160), (892, 155080), (1115, 124064), (1784, 77540), (2230, 62032), (3568, 38770), (3877, 35680), (4460, 31016), (7136, 19385), (7754, 17840), (8920, 15508)]