247788310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16937}}^1$

素因数の和:16981

約数の個数: 64

約数和(自身を含む): 585377280

約数和(自身を除く): 337588970

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1330, 1463, 2090, 2926, 7315, 14630, 16937, 33874, 84685, 118559, 169370, 186307, 237118, 321803, 372614, 592795, 643606, 931535, 1185590, 1304149, 1609015, 1863070, 2252621, 2608298, 3218030, 3539833, 4505242, 6520745, 7079666, 11263105, 13041490, 17699165, 22526210, 24778831, 35398330, 49557662, 123894155, 247788310]

約数ペア:

[(1, 247788310), (2, 123894155), (5, 49557662), (7, 35398330), (10, 24778831), (11, 22526210), (14, 17699165), (19, 13041490), (22, 11263105), (35, 7079666), (38, 6520745), (55, 4505242), (70, 3539833), (77, 3218030), (95, 2608298), (110, 2252621), (133, 1863070), (154, 1609015), (190, 1304149), (209, 1185590), (266, 931535), (385, 643606), (418, 592795), (665, 372614), (770, 321803), (1045, 237118), (1330, 186307), (1463, 169370), (2090, 118559), (2926, 84685), (7315, 33874), (14630, 16937)]