28639008

素因数分解:

$2^5\times 3^5\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 88058880

約数和(自身を除く): 59419872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 72, 81, 87, 96, 108, 116, 127, 144, 162, 174, 216, 232, 243, 254, 261, 288, 324, 348, 381, 432, 464, 486, 508, 522, 648, 696, 762, 783, 864, 928, 972, 1016, 1044, 1143, 1296, 1392, 1524, 1566, 1944, 2032, 2088, 2286, 2349, 2592, 2784, 3048, 3132, 3429, 3683, 3888, 4064, 4176, 4572, 4698, 6096, 6264, 6858, 7047, 7366, 7776, 8352, 9144, 9396, 10287, 11049, 12192, 12528, 13716, 14094, 14732, 18288, 18792, 20574, 22098, 25056, 27432, 28188, 29464, 30861, 33147, 36576, 37584, 41148, 44196, 54864, 56376, 58928, 61722, 66294, 75168, 82296, 88392, 99441, 109728, 112752, 117856, 123444, 132588, 164592, 176784, 198882, 225504, 246888, 265176, 298323, 329184, 353568, 397764, 493776, 530352, 596646, 795528, 894969, 987552, 1060704, 1193292, 1591056, 1789938, 2386584, 3182112, 3579876, 4773168, 7159752, 9546336, 14319504, 28639008]

約数ペア:

[(1, 28639008), (2, 14319504), (3, 9546336), (4, 7159752), (6, 4773168), (8, 3579876), (9, 3182112), (12, 2386584), (16, 1789938), (18, 1591056), (24, 1193292), (27, 1060704), (29, 987552), (32, 894969), (36, 795528), (48, 596646), (54, 530352), (58, 493776), (72, 397764), (81, 353568), (87, 329184), (96, 298323), (108, 265176), (116, 246888), (127, 225504), (144, 198882), (162, 176784), (174, 164592), (216, 132588), (232, 123444), (243, 117856), (254, 112752), (261, 109728), (288, 99441), (324, 88392), (348, 82296), (381, 75168), (432, 66294), (464, 61722), (486, 58928), (508, 56376), (522, 54864), (648, 44196), (696, 41148), (762, 37584), (783, 36576), (864, 33147), (928, 30861), (972, 29464), (1016, 28188), (1044, 27432), (1143, 25056), (1296, 22098), (1392, 20574), (1524, 18792), (1566, 18288), (1944, 14732), (2032, 14094), (2088, 13716), (2286, 12528), (2349, 12192), (2592, 11049), (2784, 10287), (3048, 9396), (3132, 9144), (3429, 8352), (3683, 7776), (3888, 7366), (4064, 7047), (4176, 6858), (4572, 6264), (4698, 6096)]