151215020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{687341}}^1$

素因数の和:687361

約数の個数: 24

約数和(自身を含む): 346420368

約数和(自身を除く): 195205348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 687341, 1374682, 2749364, 3436705, 6873410, 7560751, 13746820, 15121502, 30243004, 37803755, 75607510, 151215020]

約数ペア:

[(1, 151215020), (2, 75607510), (4, 37803755), (5, 30243004), (10, 15121502), (11, 13746820), (20, 7560751), (22, 6873410), (44, 3436705), (55, 2749364), (110, 1374682), (220, 687341)]