404160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{421}}^1$

素因数の和:441

約数の個数: 56

約数和(自身を含む): 1286256

約数和(自身を除く): 882096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 421, 480, 842, 960, 1263, 1684, 2105, 2526, 3368, 4210, 5052, 6315, 6736, 8420, 10104, 12630, 13472, 16840, 20208, 25260, 26944, 33680, 40416, 50520, 67360, 80832, 101040, 134720, 202080, 404160]

約数ペア:

[(1, 404160), (2, 202080), (3, 134720), (4, 101040), (5, 80832), (6, 67360), (8, 50520), (10, 40416), (12, 33680), (15, 26944), (16, 25260), (20, 20208), (24, 16840), (30, 13472), (32, 12630), (40, 10104), (48, 8420), (60, 6736), (64, 6315), (80, 5052), (96, 4210), (120, 3368), (160, 2526), (192, 2105), (240, 1684), (320, 1263), (421, 960), (480, 842)]