393840

素因数分解:

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

素因数の和:566

約数の個数: 60

約数和(自身を含む): 1325064

約数和(自身を除く): 931224

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 547, 720, 1094, 1641, 2188, 2735, 3282, 4376, 4923, 5470, 6564, 8205, 8752, 9846, 10940, 13128, 16410, 19692, 21880, 24615, 26256, 32820, 39384, 43760, 49230, 65640, 78768, 98460, 131280, 196920, 393840]

約数ペア:

[(1, 393840), (2, 196920), (3, 131280), (4, 98460), (5, 78768), (6, 65640), (8, 49230), (9, 43760), (10, 39384), (12, 32820), (15, 26256), (16, 24615), (18, 21880), (20, 19692), (24, 16410), (30, 13128), (36, 10940), (40, 9846), (45, 8752), (48, 8205), (60, 6564), (72, 5470), (80, 4923), (90, 4376), (120, 3282), (144, 2735), (180, 2188), (240, 1641), (360, 1094), (547, 720)]