209041920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:283

約数の個数: 240

約数和(自身を含む): 744318432

約数和(自身を除く): 535276512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 128, 129, 144, 160, 172, 180, 192, 211, 215, 240, 256, 258, 288, 320, 344, 360, 384, 387, 422, 430, 480, 512, 516, 576, 633, 640, 645, 688, 720, 768, 774, 844, 860, 960, 1032, 1055, 1152, 1266, 1280, 1290, 1376, 1440, 1536, 1548, 1688, 1720, 1899, 1920, 1935, 2064, 2110, 2304, 2532, 2560, 2580, 2752, 2880, 3096, 3165, 3376, 3440, 3798, 3840, 3870, 4128, 4220, 4608, 5064, 5160, 5504, 5760, 6192, 6330, 6752, 6880, 7596, 7680, 7740, 8256, 8440, 9073, 9495, 10128, 10320, 11008, 11520, 12384, 12660, 13504, 13760, 15192, 15480, 16512, 16880, 18146, 18990, 20256, 20640, 22016, 23040, 24768, 25320, 27008, 27219, 27520, 30384, 30960, 33024, 33760, 36292, 37980, 40512, 41280, 45365, 49536, 50640, 54016, 54438, 55040, 60768, 61920, 66048, 67520, 72584, 75960, 81024, 81657, 82560, 90730, 99072, 101280, 108032, 108876, 110080, 121536, 123840, 135040, 136095, 145168, 151920, 162048, 163314, 165120, 181460, 198144, 202560, 217752, 243072, 247680, 270080, 272190, 290336, 303840, 324096, 326628, 330240, 362920, 405120, 408285, 435504, 486144, 495360, 540160, 544380, 580672, 607680, 653256, 725840, 810240, 816570, 871008, 972288, 990720, 1088760, 1161344, 1215360, 1306512, 1451680, 1620480, 1633140, 1742016, 2177520, 2322688, 2430720, 2613024, 2903360, 3266280, 3484032, 4355040, 4645376, 4861440, 5226048, 5806720, 6532560, 6968064, 8710080, 10452096, 11613440, 13065120, 13936128, 17420160, 20904192, 23226880, 26130240, 34840320, 41808384, 52260480, 69680640, 104520960, 209041920]

約数ペア:

[(1, 209041920), (2, 104520960), (3, 69680640), (4, 52260480), (5, 41808384), (6, 34840320), (8, 26130240), (9, 23226880), (10, 20904192), (12, 17420160), (15, 13936128), (16, 13065120), (18, 11613440), (20, 10452096), (24, 8710080), (30, 6968064), (32, 6532560), (36, 5806720), (40, 5226048), (43, 4861440), (45, 4645376), (48, 4355040), (60, 3484032), (64, 3266280), (72, 2903360), (80, 2613024), (86, 2430720), (90, 2322688), (96, 2177520), (120, 1742016), (128, 1633140), (129, 1620480), (144, 1451680), (160, 1306512), (172, 1215360), (180, 1161344), (192, 1088760), (211, 990720), (215, 972288), (240, 871008), (256, 816570), (258, 810240), (288, 725840), (320, 653256), (344, 607680), (360, 580672), (384, 544380), (387, 540160), (422, 495360), (430, 486144), (480, 435504), (512, 408285), (516, 405120), (576, 362920), (633, 330240), (640, 326628), (645, 324096), (688, 303840), (720, 290336), (768, 272190), (774, 270080), (844, 247680), (860, 243072), (960, 217752), (1032, 202560), (1055, 198144), (1152, 181460), (1266, 165120), (1280, 163314), (1290, 162048), (1376, 151920), (1440, 145168), (1536, 136095), (1548, 135040), (1688, 123840), (1720, 121536), (1899, 110080), (1920, 108876), (1935, 108032), (2064, 101280), (2110, 99072), (2304, 90730), (2532, 82560), (2560, 81657), (2580, 81024), (2752, 75960), (2880, 72584), (3096, 67520), (3165, 66048), (3376, 61920), (3440, 60768), (3798, 55040), (3840, 54438), (3870, 54016), (4128, 50640), (4220, 49536), (4608, 45365), (5064, 41280), (5160, 40512), (5504, 37980), (5760, 36292), (6192, 33760), (6330, 33024), (6752, 30960), (6880, 30384), (7596, 27520), (7680, 27219), (7740, 27008), (8256, 25320), (8440, 24768), (9073, 23040), (9495, 22016), (10128, 20640), (10320, 20256), (11008, 18990), (11520, 18146), (12384, 16880), (12660, 16512), (13504, 15480), (13760, 15192)]