217872090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2420801}}^1$

素因数の和:2420814

約数の個数: 24

約数和(自身を含む): 566467668

約数和(自身を除く): 348595578

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2420801, 4841602, 7262403, 12104005, 14524806, 21787209, 24208010, 36312015, 43574418, 72624030, 108936045, 217872090]

約数ペア:

[(1, 217872090), (2, 108936045), (3, 72624030), (5, 43574418), (6, 36312015), (9, 24208010), (10, 21787209), (15, 14524806), (18, 12104005), (30, 7262403), (45, 4841602), (90, 2420801)]