258485940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{8599}}^1$

素因数の和:8781

約数の個数: 72

約数和(自身を含む): 788860800

約数和(自身を除く): 530374860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 334, 501, 668, 835, 1002, 1503, 1670, 2004, 2505, 3006, 3340, 5010, 6012, 7515, 8599, 10020, 15030, 17198, 25797, 30060, 34396, 42995, 51594, 77391, 85990, 103188, 128985, 154782, 171980, 257970, 309564, 386955, 515940, 773910, 1436033, 1547820, 2872066, 4308099, 5744132, 7180165, 8616198, 12924297, 14360330, 17232396, 21540495, 25848594, 28720660, 43080990, 51697188, 64621485, 86161980, 129242970, 258485940]

約数ペア:

[(1, 258485940), (2, 129242970), (3, 86161980), (4, 64621485), (5, 51697188), (6, 43080990), (9, 28720660), (10, 25848594), (12, 21540495), (15, 17232396), (18, 14360330), (20, 12924297), (30, 8616198), (36, 7180165), (45, 5744132), (60, 4308099), (90, 2872066), (167, 1547820), (180, 1436033), (334, 773910), (501, 515940), (668, 386955), (835, 309564), (1002, 257970), (1503, 171980), (1670, 154782), (2004, 128985), (2505, 103188), (3006, 85990), (3340, 77391), (5010, 51594), (6012, 42995), (7515, 34396), (8599, 30060), (10020, 25797), (15030, 17198)]