18191280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{75797}}^1$

素因数の和:75813

約数の個数: 40

約数和(自身を含む): 56393712

約数和(自身を除く): 38202432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 75797, 151594, 227391, 303188, 378985, 454782, 606376, 757970, 909564, 1136955, 1212752, 1515940, 1819128, 2273910, 3031880, 3638256, 4547820, 6063760, 9095640, 18191280]

約数ペア:

[(1, 18191280), (2, 9095640), (3, 6063760), (4, 4547820), (5, 3638256), (6, 3031880), (8, 2273910), (10, 1819128), (12, 1515940), (15, 1212752), (16, 1136955), (20, 909564), (24, 757970), (30, 606376), (40, 454782), (48, 378985), (60, 303188), (80, 227391), (120, 151594), (240, 75797)]