131785080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{156887}}^1$

素因数の和:156908

約数の個数: 64

約数和(自身を含む): 451837440

約数和(自身を除く): 320052360

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, 156887, 313774, 470661, 627548, 784435, 941322, 1098209, 1255096, 1568870, 1882644, 2196418, 2353305, 3137740, 3294627, 3765288, 4392836, 4706610, 5491045, 6275480, 6589254, 8785672, 9413220, 10982090, 13178508, 16473135, 18826440, 21964180, 26357016, 32946270, 43928360, 65892540, 131785080]

約数ペア:

[(1, 131785080), (2, 65892540), (3, 43928360), (4, 32946270), (5, 26357016), (6, 21964180), (7, 18826440), (8, 16473135), (10, 13178508), (12, 10982090), (14, 9413220), (15, 8785672), (20, 6589254), (21, 6275480), (24, 5491045), (28, 4706610), (30, 4392836), (35, 3765288), (40, 3294627), (42, 3137740), (56, 2353305), (60, 2196418), (70, 1882644), (84, 1568870), (105, 1255096), (120, 1098209), (140, 941322), (168, 784435), (210, 627548), (280, 470661), (420, 313774), (840, 156887)]