215430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 532224

約数和(自身を除く): 316794

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 167, 215, 258, 334, 430, 501, 645, 835, 1002, 1290, 1670, 2505, 5010, 7181, 14362, 21543, 35905, 43086, 71810, 107715, 215430]

約数ペア:

[(1, 215430), (2, 107715), (3, 71810), (5, 43086), (6, 35905), (10, 21543), (15, 14362), (30, 7181), (43, 5010), (86, 2505), (129, 1670), (167, 1290), (215, 1002), (258, 835), (334, 645), (430, 501)]