315407888

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:424

約数の個数: 60

約数和(自身を含む): 642379644

約数和(自身を除く): 326971756

約数列:

[1, 2, 4, 8, 16, 31, 62, 73, 124, 146, 248, 281, 292, 496, 562, 584, 961, 1124, 1168, 1922, 2248, 2263, 3844, 4496, 4526, 7688, 8711, 9052, 15376, 17422, 18104, 20513, 34844, 36208, 41026, 69688, 70153, 82052, 139376, 140306, 164104, 270041, 280612, 328208, 540082, 561224, 635903, 1080164, 1122448, 1271806, 2160328, 2543612, 4320656, 5087224, 10174448, 19712993, 39425986, 78851972, 157703944, 315407888]

約数ペア:

[(1, 315407888), (2, 157703944), (4, 78851972), (8, 39425986), (16, 19712993), (31, 10174448), (62, 5087224), (73, 4320656), (124, 2543612), (146, 2160328), (248, 1271806), (281, 1122448), (292, 1080164), (496, 635903), (562, 561224), (584, 540082), (961, 328208), (1124, 280612), (1168, 270041), (1922, 164104), (2248, 140306), (2263, 139376), (3844, 82052), (4496, 70153), (4526, 69688), (7688, 41026), (8711, 36208), (9052, 34844), (15376, 20513), (17422, 18104)]