258510510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{28439}}^1$

素因数の和:28553

約数の個数: 48

約数和(自身を含む): 678805920

約数和(自身を除く): 420295410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 303, 505, 606, 909, 1010, 1515, 1818, 3030, 4545, 9090, 28439, 56878, 85317, 142195, 170634, 255951, 284390, 426585, 511902, 853170, 1279755, 2559510, 2872339, 5744678, 8617017, 14361695, 17234034, 25851051, 28723390, 43085085, 51702102, 86170170, 129255255, 258510510]

約数ペア:

[(1, 258510510), (2, 129255255), (3, 86170170), (5, 51702102), (6, 43085085), (9, 28723390), (10, 25851051), (15, 17234034), (18, 14361695), (30, 8617017), (45, 5744678), (90, 2872339), (101, 2559510), (202, 1279755), (303, 853170), (505, 511902), (606, 426585), (909, 284390), (1010, 255951), (1515, 170634), (1818, 142195), (3030, 85317), (4545, 56878), (9090, 28439)]