808320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{421}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 2582640

約数和(自身を除く): 1774320

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, 128, 160, 192, 240, 320, 384, 421, 480, 640, 842, 960, 1263, 1684, 1920, 2105, 2526, 3368, 4210, 5052, 6315, 6736, 8420, 10104, 12630, 13472, 16840, 20208, 25260, 26944, 33680, 40416, 50520, 53888, 67360, 80832, 101040, 134720, 161664, 202080, 269440, 404160, 808320]

約数ペア:

[(1, 808320), (2, 404160), (3, 269440), (4, 202080), (5, 161664), (6, 134720), (8, 101040), (10, 80832), (12, 67360), (15, 53888), (16, 50520), (20, 40416), (24, 33680), (30, 26944), (32, 25260), (40, 20208), (48, 16840), (60, 13472), (64, 12630), (80, 10104), (96, 8420), (120, 6736), (128, 6315), (160, 5052), (192, 4210), (240, 3368), (320, 2526), (384, 2105), (421, 1920), (480, 1684), (640, 1263), (842, 960)]