269376080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{78307}}^1$

素因数の和:78363

約数の個数: 40

約数和(自身を含む): 640872672

約数和(自身を除く): 371496592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 78307, 156614, 313228, 391535, 626456, 783070, 1252912, 1566140, 3132280, 3367201, 6264560, 6734402, 13468804, 16836005, 26937608, 33672010, 53875216, 67344020, 134688040, 269376080]

約数ペア:

[(1, 269376080), (2, 134688040), (4, 67344020), (5, 53875216), (8, 33672010), (10, 26937608), (16, 16836005), (20, 13468804), (40, 6734402), (43, 6264560), (80, 3367201), (86, 3132280), (172, 1566140), (215, 1252912), (344, 783070), (430, 626456), (688, 391535), (860, 313228), (1720, 156614), (3440, 78307)]