268646960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{47297}}^1$

素因数の和:47381

約数の個数: 40

約数和(自身を含む): 633414816

約数和(自身を除く): 364767856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 47297, 94594, 189188, 236485, 378376, 472970, 756752, 945940, 1891880, 3358087, 3783760, 6716174, 13432348, 16790435, 26864696, 33580870, 53729392, 67161740, 134323480, 268646960]

約数ペア:

[(1, 268646960), (2, 134323480), (4, 67161740), (5, 53729392), (8, 33580870), (10, 26864696), (16, 16790435), (20, 13432348), (40, 6716174), (71, 3783760), (80, 3358087), (142, 1891880), (284, 945940), (355, 756752), (568, 472970), (710, 378376), (1136, 236485), (1420, 189188), (2840, 94594), (5680, 47297)]