138272320

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18787}}^1$

素因数の和:18827

約数の個数: 56

約数和(自身を含む): 343594944

約数和(自身を除く): 205322624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 18787, 37574, 75148, 93935, 150296, 187870, 300592, 375740, 432101, 601184, 751480, 864202, 1202368, 1502960, 1728404, 2160505, 3005920, 3456808, 4321010, 6011840, 6913616, 8642020, 13827232, 17284040, 27654464, 34568080, 69136160, 138272320]

約数ペア:

[(1, 138272320), (2, 69136160), (4, 34568080), (5, 27654464), (8, 17284040), (10, 13827232), (16, 8642020), (20, 6913616), (23, 6011840), (32, 4321010), (40, 3456808), (46, 3005920), (64, 2160505), (80, 1728404), (92, 1502960), (115, 1202368), (160, 864202), (184, 751480), (230, 601184), (320, 432101), (368, 375740), (460, 300592), (736, 187870), (920, 150296), (1472, 93935), (1840, 75148), (3680, 37574), (7360, 18787)]