157783640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5471}}^1$

素因数の和:5592

約数の個数: 64

約数和(自身を含む): 409743360

約数和(自身を除く): 251959720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2884, 3605, 4120, 5471, 5768, 7210, 10942, 14420, 21884, 27355, 28840, 38297, 43768, 54710, 76594, 109420, 153188, 191485, 218840, 306376, 382970, 563513, 765940, 1127026, 1531880, 2254052, 2817565, 3944591, 4508104, 5635130, 7889182, 11270260, 15778364, 19722955, 22540520, 31556728, 39445910, 78891820, 157783640]

約数ペア:

[(1, 157783640), (2, 78891820), (4, 39445910), (5, 31556728), (7, 22540520), (8, 19722955), (10, 15778364), (14, 11270260), (20, 7889182), (28, 5635130), (35, 4508104), (40, 3944591), (56, 2817565), (70, 2254052), (103, 1531880), (140, 1127026), (206, 765940), (280, 563513), (412, 382970), (515, 306376), (721, 218840), (824, 191485), (1030, 153188), (1442, 109420), (2060, 76594), (2884, 54710), (3605, 43768), (4120, 38297), (5471, 28840), (5768, 27355), (7210, 21884), (10942, 14420)]