138179940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2302999}}^1$

素因数の和:2303011

約数の個数: 24

約数和(自身を含む): 386904000

約数和(自身を除く): 248724060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2302999, 4605998, 6908997, 9211996, 11514995, 13817994, 23029990, 27635988, 34544985, 46059980, 69089970, 138179940]

約数ペア:

[(1, 138179940), (2, 69089970), (3, 46059980), (4, 34544985), (5, 27635988), (6, 23029990), (10, 13817994), (12, 11514995), (15, 9211996), (20, 6908997), (30, 4605998), (60, 2302999)]