220661040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{919421}}^1$

素因数の和:919437

約数の個数: 40

約数和(自身を含む): 684049968

約数和(自身を除く): 463388928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 919421, 1838842, 2758263, 3677684, 4597105, 5516526, 7355368, 9194210, 11033052, 13791315, 14710736, 18388420, 22066104, 27582630, 36776840, 44132208, 55165260, 73553680, 110330520, 220661040]

約数ペア:

[(1, 220661040), (2, 110330520), (3, 73553680), (4, 55165260), (5, 44132208), (6, 36776840), (8, 27582630), (10, 22066104), (12, 18388420), (15, 14710736), (16, 13791315), (20, 11033052), (24, 9194210), (30, 7355368), (40, 5516526), (48, 4597105), (60, 3677684), (80, 2758263), (120, 1838842), (240, 919421)]