348212144

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 788074560

約数和(自身を除く): 439862416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 181, 193, 356, 362, 386, 623, 712, 724, 772, 1246, 1267, 1351, 1424, 1448, 1544, 2492, 2534, 2702, 2896, 3088, 4984, 5068, 5404, 9968, 10136, 10808, 16109, 17177, 20272, 21616, 32218, 34354, 34933, 64436, 68708, 69866, 112763, 120239, 128872, 137416, 139732, 225526, 240478, 244531, 257744, 274832, 279464, 451052, 480956, 489062, 558928, 902104, 961912, 978124, 1804208, 1923824, 1956248, 3109037, 3912496, 6218074, 12436148, 21763259, 24872296, 43526518, 49744592, 87053036, 174106072, 348212144]

約数ペア:

[(1, 348212144), (2, 174106072), (4, 87053036), (7, 49744592), (8, 43526518), (14, 24872296), (16, 21763259), (28, 12436148), (56, 6218074), (89, 3912496), (112, 3109037), (178, 1956248), (181, 1923824), (193, 1804208), (356, 978124), (362, 961912), (386, 902104), (623, 558928), (712, 489062), (724, 480956), (772, 451052), (1246, 279464), (1267, 274832), (1351, 257744), (1424, 244531), (1448, 240478), (1544, 225526), (2492, 139732), (2534, 137416), (2702, 128872), (2896, 120239), (3088, 112763), (4984, 69866), (5068, 68708), (5404, 64436), (9968, 34933), (10136, 34354), (10808, 32218), (16109, 21616), (17177, 20272)]