128719008

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1059

約数の個数: 144

約数和(自身を含む): 409473792

約数和(自身を除く): 280754784

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 41, 44, 48, 66, 72, 82, 88, 96, 99, 123, 132, 144, 164, 176, 198, 246, 264, 288, 328, 352, 369, 396, 451, 492, 528, 656, 738, 792, 902, 984, 991, 1056, 1312, 1353, 1476, 1584, 1804, 1968, 1982, 2706, 2952, 2973, 3168, 3608, 3936, 3964, 4059, 5412, 5904, 5946, 7216, 7928, 8118, 8919, 10824, 10901, 11808, 11892, 14432, 15856, 16236, 17838, 21648, 21802, 23784, 31712, 32472, 32703, 35676, 40631, 43296, 43604, 47568, 64944, 65406, 71352, 81262, 87208, 95136, 98109, 121893, 129888, 130812, 142704, 162524, 174416, 196218, 243786, 261624, 285408, 325048, 348832, 365679, 392436, 446941, 487572, 523248, 650096, 731358, 784872, 893882, 975144, 1046496, 1300192, 1340823, 1462716, 1569744, 1787764, 1950288, 2681646, 2925432, 3139488, 3575528, 3900576, 4022469, 5363292, 5850864, 7151056, 8044938, 10726584, 11701728, 14302112, 16089876, 21453168, 32179752, 42906336, 64359504, 128719008]

約数ペア:

[(1, 128719008), (2, 64359504), (3, 42906336), (4, 32179752), (6, 21453168), (8, 16089876), (9, 14302112), (11, 11701728), (12, 10726584), (16, 8044938), (18, 7151056), (22, 5850864), (24, 5363292), (32, 4022469), (33, 3900576), (36, 3575528), (41, 3139488), (44, 2925432), (48, 2681646), (66, 1950288), (72, 1787764), (82, 1569744), (88, 1462716), (96, 1340823), (99, 1300192), (123, 1046496), (132, 975144), (144, 893882), (164, 784872), (176, 731358), (198, 650096), (246, 523248), (264, 487572), (288, 446941), (328, 392436), (352, 365679), (369, 348832), (396, 325048), (451, 285408), (492, 261624), (528, 243786), (656, 196218), (738, 174416), (792, 162524), (902, 142704), (984, 130812), (991, 129888), (1056, 121893), (1312, 98109), (1353, 95136), (1476, 87208), (1584, 81262), (1804, 71352), (1968, 65406), (1982, 64944), (2706, 47568), (2952, 43604), (2973, 43296), (3168, 40631), (3608, 35676), (3936, 32703), (3964, 32472), (4059, 31712), (5412, 23784), (5904, 21802), (5946, 21648), (7216, 17838), (7928, 16236), (8118, 15856), (8919, 14432), (10824, 11892), (10901, 11808)]