197721984

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:468

約数の個数: 128

約数和(自身を含む): 558535680

約数和(自身を除く): 360813696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 61, 64, 69, 92, 96, 122, 128, 138, 183, 184, 192, 244, 276, 366, 367, 368, 384, 488, 552, 732, 734, 736, 976, 1101, 1104, 1403, 1464, 1468, 1472, 1952, 2202, 2208, 2806, 2928, 2936, 2944, 3904, 4209, 4404, 4416, 5612, 5856, 5872, 7808, 8418, 8441, 8808, 8832, 11224, 11712, 11744, 16836, 16882, 17616, 22387, 22448, 23424, 23488, 25323, 33672, 33764, 35232, 44774, 44896, 46976, 50646, 67161, 67344, 67528, 70464, 89548, 89792, 101292, 134322, 134688, 135056, 140928, 179096, 179584, 202584, 268644, 269376, 270112, 358192, 405168, 514901, 537288, 538752, 540224, 716384, 810336, 1029802, 1074576, 1080448, 1432768, 1544703, 1620672, 2059604, 2149152, 2865536, 3089406, 3241344, 4119208, 4298304, 6178812, 8238416, 8596608, 12357624, 16476832, 24715248, 32953664, 49430496, 65907328, 98860992, 197721984]

約数ペア:

[(1, 197721984), (2, 98860992), (3, 65907328), (4, 49430496), (6, 32953664), (8, 24715248), (12, 16476832), (16, 12357624), (23, 8596608), (24, 8238416), (32, 6178812), (46, 4298304), (48, 4119208), (61, 3241344), (64, 3089406), (69, 2865536), (92, 2149152), (96, 2059604), (122, 1620672), (128, 1544703), (138, 1432768), (183, 1080448), (184, 1074576), (192, 1029802), (244, 810336), (276, 716384), (366, 540224), (367, 538752), (368, 537288), (384, 514901), (488, 405168), (552, 358192), (732, 270112), (734, 269376), (736, 268644), (976, 202584), (1101, 179584), (1104, 179096), (1403, 140928), (1464, 135056), (1468, 134688), (1472, 134322), (1952, 101292), (2202, 89792), (2208, 89548), (2806, 70464), (2928, 67528), (2936, 67344), (2944, 67161), (3904, 50646), (4209, 46976), (4404, 44896), (4416, 44774), (5612, 35232), (5856, 33764), (5872, 33672), (7808, 25323), (8418, 23488), (8441, 23424), (8808, 22448), (8832, 22387), (11224, 17616), (11712, 16882), (11744, 16836)]