312236080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4481}}^1$

素因数の和:4574

約数の個数: 80

約数和(自身を含む): 793636704

約数和(自身を除く): 481400624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 260, 268, 335, 520, 536, 670, 871, 1040, 1072, 1340, 1742, 2680, 3484, 4355, 4481, 5360, 6968, 8710, 8962, 13936, 17420, 17924, 22405, 34840, 35848, 44810, 58253, 69680, 71696, 89620, 116506, 179240, 233012, 291265, 300227, 358480, 466024, 582530, 600454, 932048, 1165060, 1200908, 1501135, 2330120, 2401816, 3002270, 3902951, 4660240, 4803632, 6004540, 7805902, 12009080, 15611804, 19514755, 24018160, 31223608, 39029510, 62447216, 78059020, 156118040, 312236080]

約数ペア:

[(1, 312236080), (2, 156118040), (4, 78059020), (5, 62447216), (8, 39029510), (10, 31223608), (13, 24018160), (16, 19514755), (20, 15611804), (26, 12009080), (40, 7805902), (52, 6004540), (65, 4803632), (67, 4660240), (80, 3902951), (104, 3002270), (130, 2401816), (134, 2330120), (208, 1501135), (260, 1200908), (268, 1165060), (335, 932048), (520, 600454), (536, 582530), (670, 466024), (871, 358480), (1040, 300227), (1072, 291265), (1340, 233012), (1742, 179240), (2680, 116506), (3484, 89620), (4355, 71696), (4481, 69680), (5360, 58253), (6968, 44810), (8710, 35848), (8962, 34840), (13936, 22405), (17420, 17924)]