140904148

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{1471}}^1$

素因数の和:1804

約数の個数: 48

約数和(自身を含む): 308625408

約数和(自身を除く): 167721260

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 311, 622, 1244, 1471, 2177, 2942, 3421, 4354, 5884, 6842, 8708, 10297, 13684, 16181, 20594, 23947, 32362, 41188, 47894, 64724, 95788, 113267, 226534, 453068, 457481, 914962, 1829924, 3202367, 5032291, 6404734, 10064582, 12809468, 20129164, 35226037, 70452074, 140904148]

約数ペア:

[(1, 140904148), (2, 70452074), (4, 35226037), (7, 20129164), (11, 12809468), (14, 10064582), (22, 6404734), (28, 5032291), (44, 3202367), (77, 1829924), (154, 914962), (308, 457481), (311, 453068), (622, 226534), (1244, 113267), (1471, 95788), (2177, 64724), (2942, 47894), (3421, 41188), (4354, 32362), (5884, 23947), (6842, 20594), (8708, 16181), (10297, 13684)]