280238336

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9199}}^1$

素因数の和:9239

約数の個数: 72

約数和(自身を含む): 676972800

約数和(自身を除く): 396734464

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 448, 476, 544, 896, 952, 1088, 1792, 1904, 2176, 3808, 4352, 7616, 9199, 15232, 18398, 30464, 36796, 64393, 73592, 128786, 147184, 156383, 257572, 294368, 312766, 515144, 588736, 625532, 1030288, 1094681, 1177472, 1251064, 2060576, 2189362, 2354944, 2502128, 4121152, 4378724, 5004256, 8242304, 8757448, 10008512, 16484608, 17514896, 20017024, 35029792, 40034048, 70059584, 140119168, 280238336]

約数ペア:

[(1, 280238336), (2, 140119168), (4, 70059584), (7, 40034048), (8, 35029792), (14, 20017024), (16, 17514896), (17, 16484608), (28, 10008512), (32, 8757448), (34, 8242304), (56, 5004256), (64, 4378724), (68, 4121152), (112, 2502128), (119, 2354944), (128, 2189362), (136, 2060576), (224, 1251064), (238, 1177472), (256, 1094681), (272, 1030288), (448, 625532), (476, 588736), (544, 515144), (896, 312766), (952, 294368), (1088, 257572), (1792, 156383), (1904, 147184), (2176, 128786), (3808, 73592), (4352, 64393), (7616, 36796), (9199, 30464), (15232, 18398)]