254691808

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 627419520

約数和(自身を除く): 372727712

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 83, 98, 103, 112, 133, 152, 166, 196, 206, 224, 266, 304, 332, 392, 412, 532, 581, 608, 664, 721, 784, 824, 931, 1064, 1162, 1328, 1442, 1568, 1577, 1648, 1862, 1957, 2128, 2324, 2656, 2884, 3154, 3296, 3724, 3914, 4067, 4256, 4648, 5047, 5768, 6308, 7448, 7828, 8134, 8549, 9296, 10094, 11039, 11536, 12616, 13699, 14896, 15656, 16268, 17098, 18592, 20188, 22078, 23072, 25232, 27398, 29792, 31312, 32536, 34196, 40376, 44156, 50464, 54796, 59843, 62624, 65072, 68392, 77273, 80752, 88312, 95893, 109592, 119686, 130144, 136784, 154546, 161504, 162431, 176624, 191786, 219184, 239372, 273568, 309092, 324862, 353248, 383572, 418901, 438368, 478744, 618184, 649724, 767144, 837802, 957488, 1137017, 1236368, 1299448, 1534288, 1675604, 1914976, 2274034, 2472736, 2598896, 3068576, 3351208, 4548068, 5197792, 6702416, 7959119, 9096136, 13404832, 15918238, 18192272, 31836476, 36384544, 63672952, 127345904, 254691808]

約数ペア:

[(1, 254691808), (2, 127345904), (4, 63672952), (7, 36384544), (8, 31836476), (14, 18192272), (16, 15918238), (19, 13404832), (28, 9096136), (32, 7959119), (38, 6702416), (49, 5197792), (56, 4548068), (76, 3351208), (83, 3068576), (98, 2598896), (103, 2472736), (112, 2274034), (133, 1914976), (152, 1675604), (166, 1534288), (196, 1299448), (206, 1236368), (224, 1137017), (266, 957488), (304, 837802), (332, 767144), (392, 649724), (412, 618184), (532, 478744), (581, 438368), (608, 418901), (664, 383572), (721, 353248), (784, 324862), (824, 309092), (931, 273568), (1064, 239372), (1162, 219184), (1328, 191786), (1442, 176624), (1568, 162431), (1577, 161504), (1648, 154546), (1862, 136784), (1957, 130144), (2128, 119686), (2324, 109592), (2656, 95893), (2884, 88312), (3154, 80752), (3296, 77273), (3724, 68392), (3914, 65072), (4067, 62624), (4256, 59843), (4648, 54796), (5047, 50464), (5768, 44156), (6308, 40376), (7448, 34196), (7828, 32536), (8134, 31312), (8549, 29792), (9296, 27398), (10094, 25232), (11039, 23072), (11536, 22078), (12616, 20188), (13699, 18592), (14896, 17098), (15656, 16268)]