20577632256

素因数分解:

$2^{14}\times 3^3\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:475

約数の個数: 240

約数和(自身を含む): 61544290080

約数和(自身を除く): 40966657824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 181, 192, 216, 256, 257, 288, 362, 384, 432, 512, 514, 543, 576, 724, 768, 771, 864, 1024, 1028, 1086, 1152, 1448, 1536, 1542, 1629, 1728, 2048, 2056, 2172, 2304, 2313, 2896, 3072, 3084, 3258, 3456, 4096, 4112, 4344, 4608, 4626, 4887, 5792, 6144, 6168, 6516, 6912, 6939, 8192, 8224, 8688, 9216, 9252, 9774, 11584, 12288, 12336, 13032, 13824, 13878, 16384, 16448, 17376, 18432, 18504, 19548, 23168, 24576, 24672, 26064, 27648, 27756, 32896, 34752, 36864, 37008, 39096, 46336, 46517, 49152, 49344, 52128, 55296, 55512, 65792, 69504, 73728, 74016, 78192, 92672, 93034, 98688, 104256, 110592, 111024, 131584, 139008, 139551, 147456, 148032, 156384, 185344, 186068, 197376, 208512, 221184, 222048, 263168, 278016, 279102, 296064, 312768, 370688, 372136, 394752, 417024, 418653, 442368, 444096, 526336, 556032, 558204, 592128, 625536, 741376, 744272, 789504, 834048, 837306, 888192, 1052672, 1112064, 1116408, 1184256, 1251072, 1255959, 1482752, 1488544, 1579008, 1668096, 1674612, 1776384, 2105344, 2224128, 2232816, 2368512, 2502144, 2511918, 2965504, 2977088, 3158016, 3336192, 3349224, 3552768, 4210688, 4448256, 4465632, 4737024, 5004288, 5023836, 5954176, 6316032, 6672384, 6698448, 7105536, 8896512, 8931264, 9474048, 10008576, 10047672, 11908352, 12632064, 13344768, 13396896, 14211072, 17862528, 18948096, 20017152, 20095344, 23816704, 26689536, 26793792, 28422144, 35725056, 37896192, 40034304, 40190688, 47633408, 53587584, 56844288, 71450112, 80068608, 80381376, 95266816, 107175168, 113688576, 142900224, 160762752, 190533632, 214350336, 285800448, 321525504, 381067264, 428700672, 571600896, 643051008, 762134528, 857401344, 1143201792, 1286102016, 1714802688, 2286403584, 2572204032, 3429605376, 5144408064, 6859210752, 10288816128, 20577632256]

約数ペア:

[(1, 20577632256), (2, 10288816128), (3, 6859210752), (4, 5144408064), (6, 3429605376), (8, 2572204032), (9, 2286403584), (12, 1714802688), (16, 1286102016), (18, 1143201792), (24, 857401344), (27, 762134528), (32, 643051008), (36, 571600896), (48, 428700672), (54, 381067264), (64, 321525504), (72, 285800448), (96, 214350336), (108, 190533632), (128, 160762752), (144, 142900224), (181, 113688576), (192, 107175168), (216, 95266816), (256, 80381376), (257, 80068608), (288, 71450112), (362, 56844288), (384, 53587584), (432, 47633408), (512, 40190688), (514, 40034304), (543, 37896192), (576, 35725056), (724, 28422144), (768, 26793792), (771, 26689536), (864, 23816704), (1024, 20095344), (1028, 20017152), (1086, 18948096), (1152, 17862528), (1448, 14211072), (1536, 13396896), (1542, 13344768), (1629, 12632064), (1728, 11908352), (2048, 10047672), (2056, 10008576), (2172, 9474048), (2304, 8931264), (2313, 8896512), (2896, 7105536), (3072, 6698448), (3084, 6672384), (3258, 6316032), (3456, 5954176), (4096, 5023836), (4112, 5004288), (4344, 4737024), (4608, 4465632), (4626, 4448256), (4887, 4210688), (5792, 3552768), (6144, 3349224), (6168, 3336192), (6516, 3158016), (6912, 2977088), (6939, 2965504), (8192, 2511918), (8224, 2502144), (8688, 2368512), (9216, 2232816), (9252, 2224128), (9774, 2105344), (11584, 1776384), (12288, 1674612), (12336, 1668096), (13032, 1579008), (13824, 1488544), (13878, 1482752), (16384, 1255959), (16448, 1251072), (17376, 1184256), (18432, 1116408), (18504, 1112064), (19548, 1052672), (23168, 888192), (24576, 837306), (24672, 834048), (26064, 789504), (27648, 744272), (27756, 741376), (32896, 625536), (34752, 592128), (36864, 558204), (37008, 556032), (39096, 526336), (46336, 444096), (46517, 442368), (49152, 418653), (49344, 417024), (52128, 394752), (55296, 372136), (55512, 370688), (65792, 312768), (69504, 296064), (73728, 279102), (74016, 278016), (78192, 263168), (92672, 222048), (93034, 221184), (98688, 208512), (104256, 197376), (110592, 186068), (111024, 185344), (131584, 156384), (139008, 148032), (139551, 147456)]