258916920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2157641}}^1$

素因数の和:2157655

約数の個数: 32

約数和(自身を含む): 776751120

約数和(自身を除く): 517834200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2157641, 4315282, 6472923, 8630564, 10788205, 12945846, 17261128, 21576410, 25891692, 32364615, 43152820, 51783384, 64729230, 86305640, 129458460, 258916920]

約数ペア:

[(1, 258916920), (2, 129458460), (3, 86305640), (4, 64729230), (5, 51783384), (6, 43152820), (8, 32364615), (10, 25891692), (12, 21576410), (15, 17261128), (20, 12945846), (24, 10788205), (30, 8630564), (40, 6472923), (60, 4315282), (120, 2157641)]