149339440

素因数分解:

$2^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{3583}}^1$

素因数の和:4117

約数の個数: 40

約数和(自身を含む): 347977728

約数和(自身を除く): 198638288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521, 1042, 2084, 2605, 3583, 4168, 5210, 7166, 8336, 10420, 14332, 17915, 20840, 28664, 35830, 41680, 57328, 71660, 143320, 286640, 1866743, 3733486, 7466972, 9333715, 14933944, 18667430, 29867888, 37334860, 74669720, 149339440]

約数ペア:

[(1, 149339440), (2, 74669720), (4, 37334860), (5, 29867888), (8, 18667430), (10, 14933944), (16, 9333715), (20, 7466972), (40, 3733486), (80, 1866743), (521, 286640), (1042, 143320), (2084, 71660), (2605, 57328), (3583, 41680), (4168, 35830), (5210, 28664), (7166, 20840), (8336, 17915), (10420, 14332)]