18109320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{659}}^1$

素因数の和:902

約数の個数: 64

約数和(自身を含む): 54648000

約数和(自身を除く): 36538680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 229, 458, 659, 687, 916, 1145, 1318, 1374, 1832, 1977, 2290, 2636, 2748, 3295, 3435, 3954, 4580, 5272, 5496, 6590, 6870, 7908, 9160, 9885, 13180, 13740, 15816, 19770, 26360, 27480, 39540, 79080, 150911, 301822, 452733, 603644, 754555, 905466, 1207288, 1509110, 1810932, 2263665, 3018220, 3621864, 4527330, 6036440, 9054660, 18109320]

約数ペア:

[(1, 18109320), (2, 9054660), (3, 6036440), (4, 4527330), (5, 3621864), (6, 3018220), (8, 2263665), (10, 1810932), (12, 1509110), (15, 1207288), (20, 905466), (24, 754555), (30, 603644), (40, 452733), (60, 301822), (120, 150911), (229, 79080), (458, 39540), (659, 27480), (687, 26360), (916, 19770), (1145, 15816), (1318, 13740), (1374, 13180), (1832, 9885), (1977, 9160), (2290, 7908), (2636, 6870), (2748, 6590), (3295, 5496), (3435, 5272), (3954, 4580)]