81402048

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1591

約数の個数: 168

約数和(自身を含む): 287353248

約数和(自身を除く): 205951200

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 192, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 448, 468, 504, 546, 576, 624, 672, 728, 819, 832, 936, 1008, 1092, 1248, 1344, 1456, 1553, 1638, 1872, 2016, 2184, 2496, 2912, 3106, 3276, 3744, 4032, 4368, 4659, 5824, 6212, 6552, 7488, 8736, 9318, 10871, 12424, 13104, 13977, 17472, 18636, 20189, 21742, 24848, 26208, 27954, 32613, 37272, 40378, 43484, 49696, 52416, 55908, 60567, 65226, 74544, 80756, 86968, 97839, 99392, 111816, 121134, 130452, 141323, 149088, 161512, 173936, 181701, 195678, 223632, 242268, 260904, 282646, 298176, 323024, 347872, 363402, 391356, 423969, 447264, 484536, 521808, 565292, 646048, 695744, 726804, 782712, 847938, 894528, 969072, 1043616, 1130584, 1271907, 1292096, 1453608, 1565424, 1695876, 1938144, 2087232, 2261168, 2543814, 2907216, 3130848, 3391752, 3876288, 4522336, 5087628, 5814432, 6261696, 6783504, 9044672, 10175256, 11628864, 13567008, 20350512, 27134016, 40701024, 81402048]

約数ペア:

[(1, 81402048), (2, 40701024), (3, 27134016), (4, 20350512), (6, 13567008), (7, 11628864), (8, 10175256), (9, 9044672), (12, 6783504), (13, 6261696), (14, 5814432), (16, 5087628), (18, 4522336), (21, 3876288), (24, 3391752), (26, 3130848), (28, 2907216), (32, 2543814), (36, 2261168), (39, 2087232), (42, 1938144), (48, 1695876), (52, 1565424), (56, 1453608), (63, 1292096), (64, 1271907), (72, 1130584), (78, 1043616), (84, 969072), (91, 894528), (96, 847938), (104, 782712), (112, 726804), (117, 695744), (126, 646048), (144, 565292), (156, 521808), (168, 484536), (182, 447264), (192, 423969), (208, 391356), (224, 363402), (234, 347872), (252, 323024), (273, 298176), (288, 282646), (312, 260904), (336, 242268), (364, 223632), (416, 195678), (448, 181701), (468, 173936), (504, 161512), (546, 149088), (576, 141323), (624, 130452), (672, 121134), (728, 111816), (819, 99392), (832, 97839), (936, 86968), (1008, 80756), (1092, 74544), (1248, 65226), (1344, 60567), (1456, 55908), (1553, 52416), (1638, 49696), (1872, 43484), (2016, 40378), (2184, 37272), (2496, 32613), (2912, 27954), (3106, 26208), (3276, 24848), (3744, 21742), (4032, 20189), (4368, 18636), (4659, 17472), (5824, 13977), (6212, 13104), (6552, 12424), (7488, 10871), (8736, 9318)]