163998464

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^2\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 108

約数和(自身を含む): 393355536

約数和(自身を除く): 229357072

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 173, 184, 224, 256, 322, 346, 368, 448, 529, 644, 692, 736, 896, 1058, 1211, 1288, 1384, 1472, 1792, 2116, 2422, 2576, 2768, 2944, 3703, 3979, 4232, 4844, 5152, 5536, 5888, 7406, 7958, 8464, 9688, 10304, 11072, 14812, 15916, 16928, 19376, 20608, 22144, 27853, 29624, 31832, 33856, 38752, 41216, 44288, 55706, 59248, 63664, 67712, 77504, 91517, 111412, 118496, 127328, 135424, 155008, 183034, 222824, 236992, 254656, 310016, 366068, 445648, 473984, 509312, 640619, 732136, 891296, 947968, 1018624, 1281238, 1464272, 1782592, 2562476, 2928544, 3565184, 5124952, 5857088, 7130368, 10249904, 11714176, 20499808, 23428352, 40999616, 81999232, 163998464]

約数ペア:

[(1, 163998464), (2, 81999232), (4, 40999616), (7, 23428352), (8, 20499808), (14, 11714176), (16, 10249904), (23, 7130368), (28, 5857088), (32, 5124952), (46, 3565184), (56, 2928544), (64, 2562476), (92, 1782592), (112, 1464272), (128, 1281238), (161, 1018624), (173, 947968), (184, 891296), (224, 732136), (256, 640619), (322, 509312), (346, 473984), (368, 445648), (448, 366068), (529, 310016), (644, 254656), (692, 236992), (736, 222824), (896, 183034), (1058, 155008), (1211, 135424), (1288, 127328), (1384, 118496), (1472, 111412), (1792, 91517), (2116, 77504), (2422, 67712), (2576, 63664), (2768, 59248), (2944, 55706), (3703, 44288), (3979, 41216), (4232, 38752), (4844, 33856), (5152, 31832), (5536, 29624), (5888, 27853), (7406, 22144), (7958, 20608), (8464, 19376), (9688, 16928), (10304, 15916), (11072, 14812)]