90287640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{250799}}^1$

素因数の和:250816

約数の個数: 48

約数和(自身を含む): 293436000

約数和(自身を除く): 203148360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 250799, 501598, 752397, 1003196, 1253995, 1504794, 2006392, 2257191, 2507990, 3009588, 3761985, 4514382, 5015980, 6019176, 7523970, 9028764, 10031960, 11285955, 15047940, 18057528, 22571910, 30095880, 45143820, 90287640]

約数ペア:

[(1, 90287640), (2, 45143820), (3, 30095880), (4, 22571910), (5, 18057528), (6, 15047940), (8, 11285955), (9, 10031960), (10, 9028764), (12, 7523970), (15, 6019176), (18, 5015980), (20, 4514382), (24, 3761985), (30, 3009588), (36, 2507990), (40, 2257191), (45, 2006392), (60, 1504794), (72, 1253995), (90, 1003196), (120, 752397), (180, 501598), (360, 250799)]