399752704

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 160

約数和(自身を含む): 945252000

約数和(自身を除く): 545499296

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 32, 38, 52, 58, 64, 76, 104, 109, 116, 128, 152, 208, 218, 232, 247, 256, 304, 377, 416, 436, 464, 494, 512, 551, 608, 754, 832, 872, 928, 988, 1102, 1216, 1417, 1508, 1664, 1744, 1856, 1976, 2071, 2204, 2432, 2834, 3016, 3161, 3328, 3488, 3712, 3952, 4142, 4408, 4864, 5668, 6032, 6322, 6656, 6976, 7163, 7424, 7904, 8284, 8816, 9728, 11336, 12064, 12644, 13952, 14326, 14848, 15808, 16568, 17632, 22672, 24128, 25288, 26923, 27904, 28652, 31616, 33136, 35264, 41093, 45344, 48256, 50576, 53846, 55808, 57304, 60059, 63232, 66272, 70528, 82186, 90688, 96512, 101152, 107692, 114608, 120118, 126464, 132544, 141056, 164372, 181376, 193024, 202304, 215384, 229216, 240236, 265088, 282112, 328744, 362752, 404608, 430768, 458432, 480472, 530176, 657488, 725504, 780767, 809216, 861536, 916864, 960944, 1060352, 1314976, 1561534, 1618432, 1723072, 1833728, 1921888, 2629952, 3123068, 3446144, 3667456, 3843776, 5259904, 6246136, 6892288, 7687552, 10519808, 12492272, 13784576, 15375104, 21039616, 24984544, 30750208, 49969088, 99938176, 199876352, 399752704]

約数ペア:

[(1, 399752704), (2, 199876352), (4, 99938176), (8, 49969088), (13, 30750208), (16, 24984544), (19, 21039616), (26, 15375104), (29, 13784576), (32, 12492272), (38, 10519808), (52, 7687552), (58, 6892288), (64, 6246136), (76, 5259904), (104, 3843776), (109, 3667456), (116, 3446144), (128, 3123068), (152, 2629952), (208, 1921888), (218, 1833728), (232, 1723072), (247, 1618432), (256, 1561534), (304, 1314976), (377, 1060352), (416, 960944), (436, 916864), (464, 861536), (494, 809216), (512, 780767), (551, 725504), (608, 657488), (754, 530176), (832, 480472), (872, 458432), (928, 430768), (988, 404608), (1102, 362752), (1216, 328744), (1417, 282112), (1508, 265088), (1664, 240236), (1744, 229216), (1856, 215384), (1976, 202304), (2071, 193024), (2204, 181376), (2432, 164372), (2834, 141056), (3016, 132544), (3161, 126464), (3328, 120118), (3488, 114608), (3712, 107692), (3952, 101152), (4142, 96512), (4408, 90688), (4864, 82186), (5668, 70528), (6032, 66272), (6322, 63232), (6656, 60059), (6976, 57304), (7163, 55808), (7424, 53846), (7904, 50576), (8284, 48256), (8816, 45344), (9728, 41093), (11336, 35264), (12064, 33136), (12644, 31616), (13952, 28652), (14326, 27904), (14848, 26923), (15808, 25288), (16568, 24128), (17632, 22672)]