257629464

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:350

約数の個数: 128

約数和(自身を含む): 737164800

約数和(自身を除く): 479535336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 107, 108, 142, 157, 213, 214, 216, 284, 314, 321, 426, 428, 471, 568, 628, 639, 642, 852, 856, 942, 963, 1256, 1278, 1284, 1413, 1704, 1884, 1917, 1926, 2556, 2568, 2826, 2889, 3768, 3834, 3852, 4239, 5112, 5652, 5778, 7597, 7668, 7704, 8478, 11147, 11304, 11556, 15194, 15336, 16799, 16956, 22294, 22791, 23112, 30388, 33441, 33598, 33912, 44588, 45582, 50397, 60776, 66882, 67196, 68373, 89176, 91164, 100323, 100794, 133764, 134392, 136746, 151191, 182328, 200646, 201588, 205119, 267528, 273492, 300969, 302382, 401292, 403176, 410238, 453573, 546984, 601938, 604764, 802584, 820476, 907146, 1192729, 1203876, 1209528, 1640952, 1814292, 2385458, 2407752, 3578187, 3628584, 4770916, 7156374, 9541832, 10734561, 14312748, 21469122, 28625496, 32203683, 42938244, 64407366, 85876488, 128814732, 257629464]

約数ペア:

[(1, 257629464), (2, 128814732), (3, 85876488), (4, 64407366), (6, 42938244), (8, 32203683), (9, 28625496), (12, 21469122), (18, 14312748), (24, 10734561), (27, 9541832), (36, 7156374), (54, 4770916), (71, 3628584), (72, 3578187), (107, 2407752), (108, 2385458), (142, 1814292), (157, 1640952), (213, 1209528), (214, 1203876), (216, 1192729), (284, 907146), (314, 820476), (321, 802584), (426, 604764), (428, 601938), (471, 546984), (568, 453573), (628, 410238), (639, 403176), (642, 401292), (852, 302382), (856, 300969), (942, 273492), (963, 267528), (1256, 205119), (1278, 201588), (1284, 200646), (1413, 182328), (1704, 151191), (1884, 136746), (1917, 134392), (1926, 133764), (2556, 100794), (2568, 100323), (2826, 91164), (2889, 89176), (3768, 68373), (3834, 67196), (3852, 66882), (4239, 60776), (5112, 50397), (5652, 45582), (5778, 44588), (7597, 33912), (7668, 33598), (7704, 33441), (8478, 30388), (11147, 23112), (11304, 22791), (11556, 22294), (15194, 16956), (15336, 16799)]