813720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{6781}}^1$

素因数の和:6795

約数の個数: 32

約数和(自身を含む): 2441520

約数和(自身を除く): 1627800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 6781, 13562, 20343, 27124, 33905, 40686, 54248, 67810, 81372, 101715, 135620, 162744, 203430, 271240, 406860, 813720]

約数ペア:

[(1, 813720), (2, 406860), (3, 271240), (4, 203430), (5, 162744), (6, 135620), (8, 101715), (10, 81372), (12, 67810), (15, 54248), (20, 40686), (24, 33905), (30, 27124), (40, 20343), (60, 13562), (120, 6781)]