28086864

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:169

約数の個数: 160

約数和(自身を含む): 86661120

約数和(自身を除く): 58574256

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 23, 24, 26, 38, 39, 46, 48, 52, 57, 69, 76, 78, 92, 103, 104, 114, 138, 152, 156, 184, 206, 208, 228, 247, 276, 299, 304, 309, 312, 368, 412, 437, 456, 494, 552, 598, 618, 624, 741, 824, 874, 897, 912, 988, 1104, 1196, 1236, 1311, 1339, 1482, 1648, 1748, 1794, 1957, 1976, 2369, 2392, 2472, 2622, 2678, 2964, 3496, 3588, 3914, 3952, 4017, 4738, 4784, 4944, 5244, 5356, 5681, 5871, 5928, 6992, 7107, 7176, 7828, 8034, 9476, 10488, 10712, 11362, 11742, 11856, 14214, 14352, 15656, 16068, 17043, 18952, 20976, 21424, 22724, 23484, 25441, 28428, 30797, 31312, 32136, 34086, 37904, 45011, 45448, 46968, 50882, 56856, 61594, 64272, 68172, 76323, 90022, 90896, 92391, 93936, 101764, 113712, 123188, 135033, 136344, 152646, 180044, 184782, 203528, 246376, 270066, 272688, 305292, 360088, 369564, 407056, 492752, 540132, 585143, 610584, 720176, 739128, 1080264, 1170286, 1221168, 1478256, 1755429, 2160528, 2340572, 3510858, 4681144, 7021716, 9362288, 14043432, 28086864]

約数ペア:

[(1, 28086864), (2, 14043432), (3, 9362288), (4, 7021716), (6, 4681144), (8, 3510858), (12, 2340572), (13, 2160528), (16, 1755429), (19, 1478256), (23, 1221168), (24, 1170286), (26, 1080264), (38, 739128), (39, 720176), (46, 610584), (48, 585143), (52, 540132), (57, 492752), (69, 407056), (76, 369564), (78, 360088), (92, 305292), (103, 272688), (104, 270066), (114, 246376), (138, 203528), (152, 184782), (156, 180044), (184, 152646), (206, 136344), (208, 135033), (228, 123188), (247, 113712), (276, 101764), (299, 93936), (304, 92391), (309, 90896), (312, 90022), (368, 76323), (412, 68172), (437, 64272), (456, 61594), (494, 56856), (552, 50882), (598, 46968), (618, 45448), (624, 45011), (741, 37904), (824, 34086), (874, 32136), (897, 31312), (912, 30797), (988, 28428), (1104, 25441), (1196, 23484), (1236, 22724), (1311, 21424), (1339, 20976), (1482, 18952), (1648, 17043), (1748, 16068), (1794, 15656), (1957, 14352), (1976, 14214), (2369, 11856), (2392, 11742), (2472, 11362), (2622, 10712), (2678, 10488), (2964, 9476), (3496, 8034), (3588, 7828), (3914, 7176), (3952, 7107), (4017, 6992), (4738, 5928), (4784, 5871), (4944, 5681), (5244, 5356)]