149128780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4441}}^1$

素因数の和:4546

約数の個数: 48

約数和(自身を含む): 331337664

約数和(自身を除く): 182208884

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 73, 92, 115, 146, 230, 292, 365, 460, 730, 1460, 1679, 3358, 4441, 6716, 8395, 8882, 16790, 17764, 22205, 33580, 44410, 88820, 102143, 204286, 324193, 408572, 510715, 648386, 1021430, 1296772, 1620965, 2042860, 3241930, 6483860, 7456439, 14912878, 29825756, 37282195, 74564390, 149128780]

約数ペア:

[(1, 149128780), (2, 74564390), (4, 37282195), (5, 29825756), (10, 14912878), (20, 7456439), (23, 6483860), (46, 3241930), (73, 2042860), (92, 1620965), (115, 1296772), (146, 1021430), (230, 648386), (292, 510715), (365, 408572), (460, 324193), (730, 204286), (1460, 102143), (1679, 88820), (3358, 44410), (4441, 33580), (6716, 22205), (8395, 17764), (8882, 16790)]