81801216

素因数分解:

$2^{12}\times 3^2\times 7^1\times {\mathrm{317}}^1$

素因数の和:354

約数の個数: 156

約数和(自身を含む): 270892752

約数和(自身を除く): 189091536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 317, 336, 384, 448, 504, 512, 576, 634, 672, 768, 896, 951, 1008, 1024, 1152, 1268, 1344, 1536, 1792, 1902, 2016, 2048, 2219, 2304, 2536, 2688, 2853, 3072, 3584, 3804, 4032, 4096, 4438, 4608, 5072, 5376, 5706, 6144, 6657, 7168, 7608, 8064, 8876, 9216, 10144, 10752, 11412, 12288, 13314, 14336, 15216, 16128, 17752, 18432, 19971, 20288, 21504, 22824, 26628, 28672, 30432, 32256, 35504, 36864, 39942, 40576, 43008, 45648, 53256, 60864, 64512, 71008, 79884, 81152, 86016, 91296, 106512, 121728, 129024, 142016, 159768, 162304, 182592, 213024, 243456, 258048, 284032, 319536, 324608, 365184, 426048, 486912, 568064, 639072, 649216, 730368, 852096, 973824, 1136128, 1278144, 1298432, 1460736, 1704192, 1947648, 2272256, 2556288, 2921472, 3408384, 3895296, 4544512, 5112576, 5842944, 6816768, 9089024, 10225152, 11685888, 13633536, 20450304, 27267072, 40900608, 81801216]

約数ペア:

[(1, 81801216), (2, 40900608), (3, 27267072), (4, 20450304), (6, 13633536), (7, 11685888), (8, 10225152), (9, 9089024), (12, 6816768), (14, 5842944), (16, 5112576), (18, 4544512), (21, 3895296), (24, 3408384), (28, 2921472), (32, 2556288), (36, 2272256), (42, 1947648), (48, 1704192), (56, 1460736), (63, 1298432), (64, 1278144), (72, 1136128), (84, 973824), (96, 852096), (112, 730368), (126, 649216), (128, 639072), (144, 568064), (168, 486912), (192, 426048), (224, 365184), (252, 324608), (256, 319536), (288, 284032), (317, 258048), (336, 243456), (384, 213024), (448, 182592), (504, 162304), (512, 159768), (576, 142016), (634, 129024), (672, 121728), (768, 106512), (896, 91296), (951, 86016), (1008, 81152), (1024, 79884), (1152, 71008), (1268, 64512), (1344, 60864), (1536, 53256), (1792, 45648), (1902, 43008), (2016, 40576), (2048, 39942), (2219, 36864), (2304, 35504), (2536, 32256), (2688, 30432), (2853, 28672), (3072, 26628), (3584, 22824), (3804, 21504), (4032, 20288), (4096, 19971), (4438, 18432), (4608, 17752), (5072, 16128), (5376, 15216), (5706, 14336), (6144, 13314), (6657, 12288), (7168, 11412), (7608, 10752), (8064, 10144), (8876, 9216)]