231490240

素因数分解:

$2^6\times 5^1\times {\mathrm{723407}}^1$

素因数の和:723424

約数の個数: 28

約数和(自身を含む): 551236896

約数和(自身を除く): 319746656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 723407, 1446814, 2893628, 3617035, 5787256, 7234070, 11574512, 14468140, 23149024, 28936280, 46298048, 57872560, 115745120, 231490240]

約数ペア:

[(1, 231490240), (2, 115745120), (4, 57872560), (5, 46298048), (8, 28936280), (10, 23149024), (16, 14468140), (20, 11574512), (32, 7234070), (40, 5787256), (64, 3617035), (80, 2893628), (160, 1446814), (320, 723407)]