151228120

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{47857}}^1$

素因数の和:47947

約数の個数: 32

約数和(自身を含む): 344577600

約数和(自身を除く): 193349480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 47857, 95714, 191428, 239285, 382856, 478570, 957140, 1914280, 3780703, 7561406, 15122812, 18903515, 30245624, 37807030, 75614060, 151228120]

約数ペア:

[(1, 151228120), (2, 75614060), (4, 37807030), (5, 30245624), (8, 18903515), (10, 15122812), (20, 7561406), (40, 3780703), (79, 1914280), (158, 957140), (316, 478570), (395, 382856), (632, 239285), (790, 191428), (1580, 95714), (3160, 47857)]