18399240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{51109}}^1$

素因数の和:51126

約数の個数: 48

約数和(自身を含む): 59798700

約数和(自身を除く): 41399460

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, 51109, 102218, 153327, 204436, 255545, 306654, 408872, 459981, 511090, 613308, 766635, 919962, 1022180, 1226616, 1533270, 1839924, 2044360, 2299905, 3066540, 3679848, 4599810, 6133080, 9199620, 18399240]

約数ペア:

[(1, 18399240), (2, 9199620), (3, 6133080), (4, 4599810), (5, 3679848), (6, 3066540), (8, 2299905), (9, 2044360), (10, 1839924), (12, 1533270), (15, 1226616), (18, 1022180), (20, 919962), (24, 766635), (30, 613308), (36, 511090), (40, 459981), (45, 408872), (60, 306654), (72, 255545), (90, 204436), (120, 153327), (180, 102218), (360, 51109)]