261393216

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4523}}^1$

素因数の和:4588

約数の個数: 112

約数和(自身を含む): 808963584

約数和(自身を除く): 547570368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 48, 56, 64, 84, 86, 96, 112, 129, 168, 172, 192, 224, 258, 301, 336, 344, 448, 516, 602, 672, 688, 903, 1032, 1204, 1344, 1376, 1806, 2064, 2408, 2752, 3612, 4128, 4523, 4816, 7224, 8256, 9046, 9632, 13569, 14448, 18092, 19264, 27138, 28896, 31661, 36184, 54276, 57792, 63322, 72368, 94983, 108552, 126644, 144736, 189966, 194489, 217104, 253288, 289472, 379932, 388978, 434208, 506576, 583467, 759864, 777956, 868416, 1013152, 1166934, 1361423, 1519728, 1555912, 2026304, 2333868, 2722846, 3039456, 3111824, 4084269, 4667736, 5445692, 6078912, 6223648, 8168538, 9335472, 10891384, 12447296, 16337076, 18670944, 21782768, 32674152, 37341888, 43565536, 65348304, 87131072, 130696608, 261393216]

約数ペア:

[(1, 261393216), (2, 130696608), (3, 87131072), (4, 65348304), (6, 43565536), (7, 37341888), (8, 32674152), (12, 21782768), (14, 18670944), (16, 16337076), (21, 12447296), (24, 10891384), (28, 9335472), (32, 8168538), (42, 6223648), (43, 6078912), (48, 5445692), (56, 4667736), (64, 4084269), (84, 3111824), (86, 3039456), (96, 2722846), (112, 2333868), (129, 2026304), (168, 1555912), (172, 1519728), (192, 1361423), (224, 1166934), (258, 1013152), (301, 868416), (336, 777956), (344, 759864), (448, 583467), (516, 506576), (602, 434208), (672, 388978), (688, 379932), (903, 289472), (1032, 253288), (1204, 217104), (1344, 194489), (1376, 189966), (1806, 144736), (2064, 126644), (2408, 108552), (2752, 94983), (3612, 72368), (4128, 63322), (4523, 57792), (4816, 54276), (7224, 36184), (8256, 31661), (9046, 28896), (9632, 27138), (13569, 19264), (14448, 18092)]