318984820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2011}}^1$

素因数の和:2141

約数の個数: 96

約数和(自身を含む): 843687936

約数和(自身を除く): 524703116

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 103, 110, 140, 154, 206, 220, 308, 385, 412, 515, 721, 770, 1030, 1133, 1442, 1540, 2011, 2060, 2266, 2884, 3605, 4022, 4532, 5665, 7210, 7931, 8044, 10055, 11330, 14077, 14420, 15862, 20110, 22121, 22660, 28154, 31724, 39655, 40220, 44242, 56308, 70385, 79310, 88484, 110605, 140770, 154847, 158620, 207133, 221210, 281540, 309694, 414266, 442420, 619388, 774235, 828532, 1035665, 1449931, 1548470, 2071330, 2278463, 2899862, 3096940, 4142660, 4556926, 5799724, 7249655, 9113852, 11392315, 14499310, 15949241, 22784630, 28998620, 31898482, 45569260, 63796964, 79746205, 159492410, 318984820]

約数ペア:

[(1, 318984820), (2, 159492410), (4, 79746205), (5, 63796964), (7, 45569260), (10, 31898482), (11, 28998620), (14, 22784630), (20, 15949241), (22, 14499310), (28, 11392315), (35, 9113852), (44, 7249655), (55, 5799724), (70, 4556926), (77, 4142660), (103, 3096940), (110, 2899862), (140, 2278463), (154, 2071330), (206, 1548470), (220, 1449931), (308, 1035665), (385, 828532), (412, 774235), (515, 619388), (721, 442420), (770, 414266), (1030, 309694), (1133, 281540), (1442, 221210), (1540, 207133), (2011, 158620), (2060, 154847), (2266, 140770), (2884, 110605), (3605, 88484), (4022, 79310), (4532, 70385), (5665, 56308), (7210, 44242), (7931, 40220), (8044, 39655), (10055, 31724), (11330, 28154), (14077, 22660), (14420, 22121), (15862, 20110)]