131280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{547}}^1$

素因数の和:563

約数の個数: 40

約数和(自身を含む): 407712

約数和(自身を除く): 276432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 547, 1094, 1641, 2188, 2735, 3282, 4376, 5470, 6564, 8205, 8752, 10940, 13128, 16410, 21880, 26256, 32820, 43760, 65640, 131280]

約数ペア:

[(1, 131280), (2, 65640), (3, 43760), (4, 32820), (5, 26256), (6, 21880), (8, 16410), (10, 13128), (12, 10940), (15, 8752), (16, 8205), (20, 6564), (24, 5470), (30, 4376), (40, 3282), (48, 2735), (60, 2188), (80, 1641), (120, 1094), (240, 547)]