227731980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{542219}}^1$

素因数の和:542238

約数の個数: 48

約数和(自身を含む): 728743680

約数和(自身を除く): 501011700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 542219, 1084438, 1626657, 2168876, 2711095, 3253314, 3795533, 5422190, 6506628, 7591066, 8133285, 10844380, 11386599, 15182132, 16266570, 18977665, 22773198, 32533140, 37955330, 45546396, 56932995, 75910660, 113865990, 227731980]

約数ペア:

[(1, 227731980), (2, 113865990), (3, 75910660), (4, 56932995), (5, 45546396), (6, 37955330), (7, 32533140), (10, 22773198), (12, 18977665), (14, 16266570), (15, 15182132), (20, 11386599), (21, 10844380), (28, 8133285), (30, 7591066), (35, 6506628), (42, 5422190), (60, 3795533), (70, 3253314), (84, 2711095), (105, 2168876), (140, 1626657), (210, 1084438), (420, 542219)]