70986420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{394369}}^1$

素因数の和:394384

約数の個数: 36

約数和(自身を含む): 215326020

約数和(自身を除く): 144339600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 394369, 788738, 1183107, 1577476, 1971845, 2366214, 3549321, 3943690, 4732428, 5915535, 7098642, 7887380, 11831070, 14197284, 17746605, 23662140, 35493210, 70986420]

約数ペア:

[(1, 70986420), (2, 35493210), (3, 23662140), (4, 17746605), (5, 14197284), (6, 11831070), (9, 7887380), (10, 7098642), (12, 5915535), (15, 4732428), (18, 3943690), (20, 3549321), (30, 2366214), (36, 1971845), (45, 1577476), (60, 1183107), (90, 788738), (180, 394369)]