72540420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1209007}}^1$

素因数の和:1209019

約数の個数: 24

約数和(自身を含む): 203113344

約数和(自身を除く): 130572924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1209007, 2418014, 3627021, 4836028, 6045035, 7254042, 12090070, 14508084, 18135105, 24180140, 36270210, 72540420]

約数ペア:

[(1, 72540420), (2, 36270210), (3, 24180140), (4, 18135105), (5, 14508084), (6, 12090070), (10, 7254042), (12, 6045035), (15, 4836028), (20, 3627021), (30, 2418014), (60, 1209007)]