90142860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1502381}}^1$

素因数の和:1502393

約数の個数: 24

約数和(自身を含む): 252400176

約数和(自身を除く): 162257316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1502381, 3004762, 4507143, 6009524, 7511905, 9014286, 15023810, 18028572, 22535715, 30047620, 45071430, 90142860]

約数ペア:

[(1, 90142860), (2, 45071430), (3, 30047620), (4, 22535715), (5, 18028572), (6, 15023810), (10, 9014286), (12, 7511905), (15, 6009524), (20, 4507143), (30, 3004762), (60, 1502381)]