215318656

素因数分解:

$2^7\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5113}}^1$

素因数の和:5181

約数の個数: 64

約数和(自身を含む): 500762880

約数和(自身を除く): 285444224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 329, 376, 448, 658, 752, 896, 1316, 1504, 2632, 3008, 5113, 5264, 6016, 10226, 10528, 20452, 21056, 35791, 40904, 42112, 71582, 81808, 143164, 163616, 240311, 286328, 327232, 480622, 572656, 654464, 961244, 1145312, 1682177, 1922488, 2290624, 3364354, 3844976, 4581248, 6728708, 7689952, 13457416, 15379904, 26914832, 30759808, 53829664, 107659328, 215318656]

約数ペア:

[(1, 215318656), (2, 107659328), (4, 53829664), (7, 30759808), (8, 26914832), (14, 15379904), (16, 13457416), (28, 7689952), (32, 6728708), (47, 4581248), (56, 3844976), (64, 3364354), (94, 2290624), (112, 1922488), (128, 1682177), (188, 1145312), (224, 961244), (329, 654464), (376, 572656), (448, 480622), (658, 327232), (752, 286328), (896, 240311), (1316, 163616), (1504, 143164), (2632, 81808), (3008, 71582), (5113, 42112), (5264, 40904), (6016, 35791), (10226, 21056), (10528, 20452)]