254865776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 554964480

約数和(自身を除く): 300098704

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 83, 88, 146, 166, 176, 239, 292, 332, 478, 584, 664, 803, 913, 956, 1168, 1328, 1606, 1826, 1912, 2629, 3212, 3652, 3824, 5258, 6059, 6424, 7304, 10516, 12118, 12848, 14608, 17447, 19837, 21032, 24236, 34894, 39674, 42064, 48472, 66649, 69788, 79348, 96944, 133298, 139576, 158696, 191917, 218207, 266596, 279152, 317392, 383834, 436414, 533192, 767668, 872828, 1066384, 1448101, 1535336, 1745656, 2896202, 3070672, 3491312, 5792404, 11584808, 15929111, 23169616, 31858222, 63716444, 127432888, 254865776]

約数ペア:

[(1, 254865776), (2, 127432888), (4, 63716444), (8, 31858222), (11, 23169616), (16, 15929111), (22, 11584808), (44, 5792404), (73, 3491312), (83, 3070672), (88, 2896202), (146, 1745656), (166, 1535336), (176, 1448101), (239, 1066384), (292, 872828), (332, 767668), (478, 533192), (584, 436414), (664, 383834), (803, 317392), (913, 279152), (956, 266596), (1168, 218207), (1328, 191917), (1606, 158696), (1826, 139576), (1912, 133298), (2629, 96944), (3212, 79348), (3652, 69788), (3824, 66649), (5258, 48472), (6059, 42064), (6424, 39674), (7304, 34894), (10516, 24236), (12118, 21032), (12848, 19837), (14608, 17447)]