221377416

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 632016000

約数和(自身を除く): 410638584

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 43, 52, 58, 78, 86, 87, 104, 116, 129, 156, 172, 174, 232, 258, 312, 344, 348, 377, 516, 559, 569, 696, 754, 1032, 1118, 1131, 1138, 1247, 1508, 1677, 1707, 2236, 2262, 2276, 2494, 3016, 3354, 3414, 3741, 4472, 4524, 4552, 4988, 6708, 6828, 7397, 7482, 9048, 9976, 13416, 13656, 14794, 14964, 16211, 16501, 22191, 24467, 29588, 29928, 32422, 33002, 44382, 48633, 48934, 49503, 59176, 64844, 66004, 73401, 88764, 97266, 97868, 99006, 129688, 132008, 146802, 177528, 194532, 195736, 198012, 214513, 293604, 318071, 389064, 396024, 429026, 587208, 636142, 643539, 709543, 858052, 954213, 1272284, 1287078, 1419086, 1716104, 1908426, 2128629, 2544568, 2574156, 2838172, 3816852, 4257258, 5148312, 5676344, 7633704, 8514516, 9224059, 17029032, 18448118, 27672177, 36896236, 55344354, 73792472, 110688708, 221377416]

約数ペア:

[(1, 221377416), (2, 110688708), (3, 73792472), (4, 55344354), (6, 36896236), (8, 27672177), (12, 18448118), (13, 17029032), (24, 9224059), (26, 8514516), (29, 7633704), (39, 5676344), (43, 5148312), (52, 4257258), (58, 3816852), (78, 2838172), (86, 2574156), (87, 2544568), (104, 2128629), (116, 1908426), (129, 1716104), (156, 1419086), (172, 1287078), (174, 1272284), (232, 954213), (258, 858052), (312, 709543), (344, 643539), (348, 636142), (377, 587208), (516, 429026), (559, 396024), (569, 389064), (696, 318071), (754, 293604), (1032, 214513), (1118, 198012), (1131, 195736), (1138, 194532), (1247, 177528), (1508, 146802), (1677, 132008), (1707, 129688), (2236, 99006), (2262, 97868), (2276, 97266), (2494, 88764), (3016, 73401), (3354, 66004), (3414, 64844), (3741, 59176), (4472, 49503), (4524, 48934), (4552, 48633), (4988, 44382), (6708, 33002), (6828, 32422), (7397, 29928), (7482, 29588), (9048, 24467), (9976, 22191), (13416, 16501), (13656, 16211), (14794, 14964)]