247656480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{515951}}^1$

素因数の和:515969

約数の個数: 48

約数和(自身を含む): 780119424

約数和(自身を除く): 532462944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 515951, 1031902, 1547853, 2063804, 2579755, 3095706, 4127608, 5159510, 6191412, 7739265, 8255216, 10319020, 12382824, 15478530, 16510432, 20638040, 24765648, 30957060, 41276080, 49531296, 61914120, 82552160, 123828240, 247656480]

約数ペア:

[(1, 247656480), (2, 123828240), (3, 82552160), (4, 61914120), (5, 49531296), (6, 41276080), (8, 30957060), (10, 24765648), (12, 20638040), (15, 16510432), (16, 15478530), (20, 12382824), (24, 10319020), (30, 8255216), (32, 7739265), (40, 6191412), (48, 5159510), (60, 4127608), (80, 3095706), (96, 2579755), (120, 2063804), (160, 1547853), (240, 1031902), (480, 515951)]