311278768

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{2713}}^1$

素因数の和:2893

約数の個数: 40

約数和(自身を含む): 617880096

約数和(自身を除く): 306601328

約数列:

[1, 2, 4, 8, 16, 71, 101, 142, 202, 284, 404, 568, 808, 1136, 1616, 2713, 5426, 7171, 10852, 14342, 21704, 28684, 43408, 57368, 114736, 192623, 274013, 385246, 548026, 770492, 1096052, 1540984, 2192104, 3081968, 4384208, 19454923, 38909846, 77819692, 155639384, 311278768]

約数ペア:

[(1, 311278768), (2, 155639384), (4, 77819692), (8, 38909846), (16, 19454923), (71, 4384208), (101, 3081968), (142, 2192104), (202, 1540984), (284, 1096052), (404, 770492), (568, 548026), (808, 385246), (1136, 274013), (1616, 192623), (2713, 114736), (5426, 57368), (7171, 43408), (10852, 28684), (14342, 21704)]