285071248

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3259}}^1$

素因数の和:3356

約数の個数: 80

約数和(自身を含む): 698526720

約数和(自身を除く): 413455472

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 71, 77, 88, 112, 142, 154, 176, 284, 308, 497, 568, 616, 781, 994, 1136, 1232, 1562, 1988, 3124, 3259, 3976, 5467, 6248, 6518, 7952, 10934, 12496, 13036, 21868, 22813, 26072, 35849, 43736, 45626, 52144, 71698, 87472, 91252, 143396, 182504, 231389, 250943, 286792, 365008, 462778, 501886, 573584, 925556, 1003772, 1619723, 1851112, 2007544, 2545279, 3239446, 3702224, 4015088, 5090558, 6478892, 10181116, 12957784, 17816953, 20362232, 25915568, 35633906, 40724464, 71267812, 142535624, 285071248]

約数ペア:

[(1, 285071248), (2, 142535624), (4, 71267812), (7, 40724464), (8, 35633906), (11, 25915568), (14, 20362232), (16, 17816953), (22, 12957784), (28, 10181116), (44, 6478892), (56, 5090558), (71, 4015088), (77, 3702224), (88, 3239446), (112, 2545279), (142, 2007544), (154, 1851112), (176, 1619723), (284, 1003772), (308, 925556), (497, 573584), (568, 501886), (616, 462778), (781, 365008), (994, 286792), (1136, 250943), (1232, 231389), (1562, 182504), (1988, 143396), (3124, 91252), (3259, 87472), (3976, 71698), (5467, 52144), (6248, 45626), (6518, 43736), (7952, 35849), (10934, 26072), (12496, 22813), (13036, 21868)]