680640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{709}}^1$

素因数の和:729

約数の個数: 56

約数和(自身を含む): 2164080

約数和(自身を除く): 1483440

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, 480, 709, 960, 1418, 2127, 2836, 3545, 4254, 5672, 7090, 8508, 10635, 11344, 14180, 17016, 21270, 22688, 28360, 34032, 42540, 45376, 56720, 68064, 85080, 113440, 136128, 170160, 226880, 340320, 680640]

約数ペア:

[(1, 680640), (2, 340320), (3, 226880), (4, 170160), (5, 136128), (6, 113440), (8, 85080), (10, 68064), (12, 56720), (15, 45376), (16, 42540), (20, 34032), (24, 28360), (30, 22688), (32, 21270), (40, 17016), (48, 14180), (60, 11344), (64, 10635), (80, 8508), (96, 7090), (120, 5672), (160, 4254), (192, 3545), (240, 2836), (320, 2127), (480, 1418), (709, 960)]