56457240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67211}}^1$

素因数の和:67232

約数の個数: 64

約数和(自身を含む): 193570560

約数和(自身を除く): 137113320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 67211, 134422, 201633, 268844, 336055, 403266, 470477, 537688, 672110, 806532, 940954, 1008165, 1344220, 1411431, 1613064, 1881908, 2016330, 2352385, 2688440, 2822862, 3763816, 4032660, 4704770, 5645724, 7057155, 8065320, 9409540, 11291448, 14114310, 18819080, 28228620, 56457240]

約数ペア:

[(1, 56457240), (2, 28228620), (3, 18819080), (4, 14114310), (5, 11291448), (6, 9409540), (7, 8065320), (8, 7057155), (10, 5645724), (12, 4704770), (14, 4032660), (15, 3763816), (20, 2822862), (21, 2688440), (24, 2352385), (28, 2016330), (30, 1881908), (35, 1613064), (40, 1411431), (42, 1344220), (56, 1008165), (60, 940954), (70, 806532), (84, 672110), (105, 537688), (120, 470477), (140, 403266), (168, 336055), (210, 268844), (280, 201633), (420, 134422), (840, 67211)]