262665720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{243209}}^1$

素因数の和:243229

約数の個数: 64

約数和(自身を含む): 875556000

約数和(自身を除く): 612890280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 243209, 486418, 729627, 972836, 1216045, 1459254, 1945672, 2188881, 2432090, 2918508, 3648135, 4377762, 4864180, 5837016, 6566643, 7296270, 8755524, 9728360, 10944405, 13133286, 14592540, 17511048, 21888810, 26266572, 29185080, 32833215, 43777620, 52533144, 65666430, 87555240, 131332860, 262665720]

約数ペア:

[(1, 262665720), (2, 131332860), (3, 87555240), (4, 65666430), (5, 52533144), (6, 43777620), (8, 32833215), (9, 29185080), (10, 26266572), (12, 21888810), (15, 17511048), (18, 14592540), (20, 13133286), (24, 10944405), (27, 9728360), (30, 8755524), (36, 7296270), (40, 6566643), (45, 5837016), (54, 4864180), (60, 4377762), (72, 3648135), (90, 2918508), (108, 2432090), (120, 2188881), (135, 1945672), (180, 1459254), (216, 1216045), (270, 972836), (360, 729627), (540, 486418), (1080, 243209)]