290506624

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1227

約数の個数: 64

約数和(自身を含む): 605341440

約数和(自身を除く): 314834816

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 64, 86, 94, 128, 172, 188, 344, 376, 688, 752, 1123, 1376, 1504, 2021, 2246, 2752, 3008, 4042, 4492, 5504, 6016, 8084, 8984, 16168, 17968, 32336, 35936, 48289, 52781, 64672, 71872, 96578, 105562, 129344, 143744, 193156, 211124, 258688, 386312, 422248, 772624, 844496, 1545248, 1688992, 2269583, 3090496, 3377984, 4539166, 6180992, 6755968, 9078332, 18156664, 36313328, 72626656, 145253312, 290506624]

約数ペア:

[(1, 290506624), (2, 145253312), (4, 72626656), (8, 36313328), (16, 18156664), (32, 9078332), (43, 6755968), (47, 6180992), (64, 4539166), (86, 3377984), (94, 3090496), (128, 2269583), (172, 1688992), (188, 1545248), (344, 844496), (376, 772624), (688, 422248), (752, 386312), (1123, 258688), (1376, 211124), (1504, 193156), (2021, 143744), (2246, 129344), (2752, 105562), (3008, 96578), (4042, 71872), (4492, 64672), (5504, 52781), (6016, 48289), (8084, 35936), (8984, 32336), (16168, 17968)]