280837728

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{42397}}^1$

素因数の和:42436

約数の個数: 72

約数和(自身を含む): 833375088

約数和(自身を除く): 552537360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 42397, 84794, 127191, 169588, 254382, 339176, 381573, 508764, 678352, 763146, 975131, 1017528, 1356704, 1526292, 1950262, 2035056, 2925393, 3052584, 3900524, 4070112, 5850786, 6105168, 7801048, 8776179, 11701572, 12210336, 15602096, 17552358, 23403144, 31204192, 35104716, 46806288, 70209432, 93612576, 140418864, 280837728]

約数ペア:

[(1, 280837728), (2, 140418864), (3, 93612576), (4, 70209432), (6, 46806288), (8, 35104716), (9, 31204192), (12, 23403144), (16, 17552358), (18, 15602096), (23, 12210336), (24, 11701572), (32, 8776179), (36, 7801048), (46, 6105168), (48, 5850786), (69, 4070112), (72, 3900524), (92, 3052584), (96, 2925393), (138, 2035056), (144, 1950262), (184, 1526292), (207, 1356704), (276, 1017528), (288, 975131), (368, 763146), (414, 678352), (552, 508764), (736, 381573), (828, 339176), (1104, 254382), (1656, 169588), (2208, 127191), (3312, 84794), (6624, 42397)]