319924864

素因数分解:

$2^7\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 761425920

約数和(自身を除く): 441501056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 71, 94, 107, 112, 128, 142, 188, 214, 224, 284, 329, 376, 428, 448, 497, 568, 658, 749, 752, 856, 896, 994, 1136, 1316, 1498, 1504, 1712, 1988, 2272, 2632, 2996, 3008, 3337, 3424, 3976, 4544, 5029, 5264, 5992, 6016, 6674, 6848, 7597, 7952, 9088, 10058, 10528, 11984, 13348, 13696, 15194, 15904, 20116, 21056, 23359, 23968, 26696, 30388, 31808, 35203, 40232, 42112, 46718, 47936, 53179, 53392, 60776, 63616, 70406, 80464, 93436, 95872, 106358, 106784, 121552, 140812, 160928, 186872, 212716, 213568, 243104, 281624, 321856, 357059, 373744, 425432, 427136, 486208, 563248, 643712, 714118, 747488, 850864, 972416, 1126496, 1428236, 1494976, 1701728, 2252992, 2499413, 2856472, 2989952, 3403456, 4505984, 4998826, 5712944, 6806912, 9997652, 11425888, 19995304, 22851776, 39990608, 45703552, 79981216, 159962432, 319924864]

約数ペア:

[(1, 319924864), (2, 159962432), (4, 79981216), (7, 45703552), (8, 39990608), (14, 22851776), (16, 19995304), (28, 11425888), (32, 9997652), (47, 6806912), (56, 5712944), (64, 4998826), (71, 4505984), (94, 3403456), (107, 2989952), (112, 2856472), (128, 2499413), (142, 2252992), (188, 1701728), (214, 1494976), (224, 1428236), (284, 1126496), (329, 972416), (376, 850864), (428, 747488), (448, 714118), (497, 643712), (568, 563248), (658, 486208), (749, 427136), (752, 425432), (856, 373744), (896, 357059), (994, 321856), (1136, 281624), (1316, 243104), (1498, 213568), (1504, 212716), (1712, 186872), (1988, 160928), (2272, 140812), (2632, 121552), (2996, 106784), (3008, 106358), (3337, 95872), (3424, 93436), (3976, 80464), (4544, 70406), (5029, 63616), (5264, 60776), (5992, 53392), (6016, 53179), (6674, 47936), (6848, 46718), (7597, 42112), (7952, 40232), (9088, 35203), (10058, 31808), (10528, 30388), (11984, 26696), (13348, 23968), (13696, 23359), (15194, 21056), (15904, 20116)]