213238.00000000

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 120

約数和(自身を含む): 87137280

約数和(自身を除く): 50506192

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 31, 38, 46, 52, 62, 76, 92, 104, 124, 152, 169, 184, 208, 247, 248, 299, 304, 338, 368, 403, 437, 494, 496, 589, 598, 676, 713, 806, 874, 988, 1178, 1196, 1352, 1426, 1612, 1748, 1976, 2356, 2392, 2704, 2852, 3211, 3224, 3496, 3887, 3952, 4712, 4784, 5239, 5681, 5704, 6422, 6448, 6992, 7657, 7774, 9269, 9424, 10478, 11362, 11408, 12844, 13547, 15314, 15548, 18538, 20956, 22724, 25688, 27094, 30628, 31096, 37076, 41912, 45448, 51376, 54188, 61256, 62192, 73853, 74152, 83824, 90896, 99541, 108376, 120497, 122512, 147706, 148304, 176111, 199082, 216752, 240994, 295412, 352222, 398164, 481988, 590824, 704444, 796328, 963976, 1181648, 1408888, 1592656, 1927952, 2289443, 2817776, 4578886, 9157772, 18315544, 36631088]

約数ペア:

[(1, 36631088), (2, 18315544), (4, 9157772), (8, 4578886), (13, 2817776), (16, 2289443), (19, 1927952), (23, 1592656), (26, 1408888), (31, 1181648), (38, 963976), (46, 796328), (52, 704444), (62, 590824), (76, 481988), (92, 398164), (104, 352222), (124, 295412), (152, 240994), (169, 216752), (184, 199082), (208, 176111), (247, 148304), (248, 147706), (299, 122512), (304, 120497), (338, 108376), (368, 99541), (403, 90896), (437, 83824), (494, 74152), (496, 73853), (589, 62192), (598, 61256), (676, 54188), (713, 51376), (806, 45448), (874, 41912), (988, 37076), (1178, 31096), (1196, 30628), (1352, 27094), (1426, 25688), (1612, 22724), (1748, 20956), (1976, 18538), (2356, 15548), (2392, 15314), (2704, 13547), (2852, 12844), (3211, 11408), (3224, 11362), (3496, 10478), (3887, 9424), (3952, 9269), (4712, 7774), (4784, 7657), (5239, 6992), (5681, 6448), (5704, 6422)]