128487168

素因数分解:

$2^8\times 3^3\times {\mathrm{29}}^1\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 144

約数和(自身を含む): 393674400

約数和(自身を除く): 265187232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 128, 144, 174, 192, 216, 232, 256, 261, 288, 348, 384, 432, 464, 522, 576, 641, 696, 768, 783, 864, 928, 1044, 1152, 1282, 1392, 1566, 1728, 1856, 1923, 2088, 2304, 2564, 2784, 3132, 3456, 3712, 3846, 4176, 5128, 5568, 5769, 6264, 6912, 7424, 7692, 8352, 10256, 11136, 11538, 12528, 15384, 16704, 17307, 18589, 20512, 22272, 23076, 25056, 30768, 33408, 34614, 37178, 41024, 46152, 50112, 55767, 61536, 66816, 69228, 74356, 82048, 92304, 100224, 111534, 123072, 138456, 148712, 164096, 167301, 184608, 200448, 223068, 246144, 276912, 297424, 334602, 369216, 446136, 492288, 501903, 553824, 594848, 669204, 738432, 892272, 1003806, 1107648, 1189696, 1338408, 1476864, 1784544, 2007612, 2215296, 2379392, 2676816, 3569088, 4015224, 4430592, 4758784, 5353632, 7138176, 8030448, 10707264, 14276352, 16060896, 21414528, 32121792, 42829056, 64243584, 128487168]

約数ペア:

[(1, 128487168), (2, 64243584), (3, 42829056), (4, 32121792), (6, 21414528), (8, 16060896), (9, 14276352), (12, 10707264), (16, 8030448), (18, 7138176), (24, 5353632), (27, 4758784), (29, 4430592), (32, 4015224), (36, 3569088), (48, 2676816), (54, 2379392), (58, 2215296), (64, 2007612), (72, 1784544), (87, 1476864), (96, 1338408), (108, 1189696), (116, 1107648), (128, 1003806), (144, 892272), (174, 738432), (192, 669204), (216, 594848), (232, 553824), (256, 501903), (261, 492288), (288, 446136), (348, 369216), (384, 334602), (432, 297424), (464, 276912), (522, 246144), (576, 223068), (641, 200448), (696, 184608), (768, 167301), (783, 164096), (864, 148712), (928, 138456), (1044, 123072), (1152, 111534), (1282, 100224), (1392, 92304), (1566, 82048), (1728, 74356), (1856, 69228), (1923, 66816), (2088, 61536), (2304, 55767), (2564, 50112), (2784, 46152), (3132, 41024), (3456, 37178), (3712, 34614), (3846, 33408), (4176, 30768), (5128, 25056), (5568, 23076), (5769, 22272), (6264, 20512), (6912, 18589), (7424, 17307), (7692, 16704), (8352, 15384), (10256, 12528), (11136, 11538)]