90619980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137303}}^1$

素因数の和:137326

約数の個数: 48

約数和(自身を含む): 276804864

約数和(自身を除く): 186184884

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 137303, 274606, 411909, 549212, 686515, 823818, 1373030, 1510333, 1647636, 2059545, 2746060, 3020666, 4119090, 4530999, 6041332, 7551665, 8238180, 9061998, 15103330, 18123996, 22654995, 30206660, 45309990, 90619980]

約数ペア:

[(1, 90619980), (2, 45309990), (3, 30206660), (4, 22654995), (5, 18123996), (6, 15103330), (10, 9061998), (11, 8238180), (12, 7551665), (15, 6041332), (20, 4530999), (22, 4119090), (30, 3020666), (33, 2746060), (44, 2059545), (55, 1647636), (60, 1510333), (66, 1373030), (110, 823818), (132, 686515), (165, 549212), (220, 411909), (330, 274606), (660, 137303)]