280331312

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{2287}}^1$

素因数の和:2505

約数の個数: 40

約数和(自身を含む): 558345216

約数和(自身を除く): 278013904

約数列:

[1, 2, 4, 8, 16, 47, 94, 163, 188, 326, 376, 652, 752, 1304, 2287, 2608, 4574, 7661, 9148, 15322, 18296, 30644, 36592, 61288, 107489, 122576, 214978, 372781, 429956, 745562, 859912, 1491124, 1719824, 2982248, 5964496, 17520707, 35041414, 70082828, 140165656, 280331312]

約数ペア:

[(1, 280331312), (2, 140165656), (4, 70082828), (8, 35041414), (16, 17520707), (47, 5964496), (94, 2982248), (163, 1719824), (188, 1491124), (326, 859912), (376, 745562), (652, 429956), (752, 372781), (1304, 214978), (2287, 122576), (2608, 107489), (4574, 61288), (7661, 36592), (9148, 30644), (15322, 18296)]