256565508

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{2687}}^1$

素因数の和:2876

約数の個数: 48

約数和(自身を含む): 612648960

約数和(自身を除く): 356083452

約数列:

[1, 2, 3, 4, 6, 12, 73, 109, 146, 218, 219, 292, 327, 436, 438, 654, 876, 1308, 2687, 5374, 7957, 8061, 10748, 15914, 16122, 23871, 31828, 32244, 47742, 95484, 196151, 292883, 392302, 585766, 588453, 784604, 878649, 1171532, 1176906, 1757298, 2353812, 3514596, 21380459, 42760918, 64141377, 85521836, 128282754, 256565508]

約数ペア:

[(1, 256565508), (2, 128282754), (3, 85521836), (4, 64141377), (6, 42760918), (12, 21380459), (73, 3514596), (109, 2353812), (146, 1757298), (218, 1176906), (219, 1171532), (292, 878649), (327, 784604), (436, 588453), (438, 585766), (654, 392302), (876, 292883), (1308, 196151), (2687, 95484), (5374, 47742), (7957, 32244), (8061, 31828), (10748, 23871), (15914, 16122)]