120830320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{521}}^1$

素因数の和:770

約数の個数: 80

約数和(自身を含む): 304480512

約数和(自身を除く): 183650192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 223, 260, 446, 520, 521, 892, 1040, 1042, 1115, 1784, 2084, 2230, 2605, 2899, 3568, 4168, 4460, 5210, 5798, 6773, 8336, 8920, 10420, 11596, 13546, 14495, 17840, 20840, 23192, 27092, 28990, 33865, 41680, 46384, 54184, 57980, 67730, 108368, 115960, 116183, 135460, 231920, 232366, 270920, 464732, 541840, 580915, 929464, 1161830, 1510379, 1858928, 2323660, 3020758, 4647320, 6041516, 7551895, 9294640, 12083032, 15103790, 24166064, 30207580, 60415160, 120830320]

約数ペア:

[(1, 120830320), (2, 60415160), (4, 30207580), (5, 24166064), (8, 15103790), (10, 12083032), (13, 9294640), (16, 7551895), (20, 6041516), (26, 4647320), (40, 3020758), (52, 2323660), (65, 1858928), (80, 1510379), (104, 1161830), (130, 929464), (208, 580915), (223, 541840), (260, 464732), (446, 270920), (520, 232366), (521, 231920), (892, 135460), (1040, 116183), (1042, 115960), (1115, 108368), (1784, 67730), (2084, 57980), (2230, 54184), (2605, 46384), (2899, 41680), (3568, 33865), (4168, 28990), (4460, 27092), (5210, 23192), (5798, 20840), (6773, 17840), (8336, 14495), (8920, 13546), (10420, 11596)]