311237080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101051}}^1$

素因数の和:101080

約数の個数: 64

約数和(自身を含む): 873089280

約数和(自身を除く): 561852200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 101051, 202102, 404204, 505255, 707357, 808408, 1010510, 1111561, 1414714, 2021020, 2223122, 2829428, 3536785, 4042040, 4446244, 5557805, 5658856, 7073570, 7780927, 8892488, 11115610, 14147140, 15561854, 22231220, 28294280, 31123708, 38904635, 44462440, 62247416, 77809270, 155618540, 311237080]

約数ペア:

[(1, 311237080), (2, 155618540), (4, 77809270), (5, 62247416), (7, 44462440), (8, 38904635), (10, 31123708), (11, 28294280), (14, 22231220), (20, 15561854), (22, 14147140), (28, 11115610), (35, 8892488), (40, 7780927), (44, 7073570), (55, 5658856), (56, 5557805), (70, 4446244), (77, 4042040), (88, 3536785), (110, 2829428), (140, 2223122), (154, 2021020), (220, 1414714), (280, 1111561), (308, 1010510), (385, 808408), (440, 707357), (616, 505255), (770, 404204), (1540, 202102), (3080, 101051)]