202080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{421}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 638064

約数和(自身を除く): 435984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 421, 480, 842, 1263, 1684, 2105, 2526, 3368, 4210, 5052, 6315, 6736, 8420, 10104, 12630, 13472, 16840, 20208, 25260, 33680, 40416, 50520, 67360, 101040, 202080]

約数ペア:

[(1, 202080), (2, 101040), (3, 67360), (4, 50520), (5, 40416), (6, 33680), (8, 25260), (10, 20208), (12, 16840), (15, 13472), (16, 12630), (20, 10104), (24, 8420), (30, 6736), (32, 6315), (40, 5052), (48, 4210), (60, 3368), (80, 2526), (96, 2105), (120, 1684), (160, 1263), (240, 842), (421, 480)]