489362216

素因数分解:

$2^3\times 7^4\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 1088188500

約数和(自身を除く): 598826284

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 73, 98, 146, 196, 292, 343, 349, 392, 511, 584, 686, 698, 1022, 1372, 1396, 2044, 2401, 2443, 2744, 2792, 3577, 4088, 4802, 4886, 7154, 9604, 9772, 14308, 17101, 19208, 19544, 25039, 25477, 28616, 34202, 50078, 50954, 68404, 100156, 101908, 119707, 136808, 175273, 178339, 200312, 203816, 239414, 350546, 356678, 478828, 701092, 713356, 837949, 957656, 1248373, 1402184, 1426712, 1675898, 2496746, 3351796, 4993492, 6703592, 8738611, 9986984, 17477222, 34954444, 61170277, 69908888, 122340554, 244681108, 489362216]

約数ペア:

[(1, 489362216), (2, 244681108), (4, 122340554), (7, 69908888), (8, 61170277), (14, 34954444), (28, 17477222), (49, 9986984), (56, 8738611), (73, 6703592), (98, 4993492), (146, 3351796), (196, 2496746), (292, 1675898), (343, 1426712), (349, 1402184), (392, 1248373), (511, 957656), (584, 837949), (686, 713356), (698, 701092), (1022, 478828), (1372, 356678), (1396, 350546), (2044, 239414), (2401, 203816), (2443, 200312), (2744, 178339), (2792, 175273), (3577, 136808), (4088, 119707), (4802, 101908), (4886, 100156), (7154, 68404), (9604, 50954), (9772, 50078), (14308, 34202), (17101, 28616), (19208, 25477), (19544, 25039)]