128629320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1071911}}^1$

素因数の和:1071925

約数の個数: 32

約数和(自身を含む): 385888320

約数和(自身を除く): 257259000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1071911, 2143822, 3215733, 4287644, 5359555, 6431466, 8575288, 10719110, 12862932, 16078665, 21438220, 25725864, 32157330, 42876440, 64314660, 128629320]

約数ペア:

[(1, 128629320), (2, 64314660), (3, 42876440), (4, 32157330), (5, 25725864), (6, 21438220), (8, 16078665), (10, 12862932), (12, 10719110), (15, 8575288), (20, 6431466), (24, 5359555), (30, 4287644), (40, 3215733), (60, 2143822), (120, 1071911)]