20806867200

素因数分解:

$2^8\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 864

約数和(自身を含む): 84090617856

約数和(自身を除く): 63283750656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 25, 28, 30, 32, 35, 40, 42, 46, 48, 50, 53, 56, 60, 64, 69, 70, 75, 80, 84, 92, 96, 100, 105, 106, 112, 115, 120, 127, 128, 138, 140, 150, 159, 160, 161, 168, 175, 184, 192, 200, 210, 212, 224, 230, 240, 254, 256, 265, 276, 280, 300, 318, 320, 322, 336, 345, 350, 368, 371, 381, 384, 400, 420, 424, 448, 460, 480, 483, 508, 525, 530, 552, 560, 575, 600, 635, 636, 640, 644, 672, 690, 700, 736, 742, 762, 768, 795, 800, 805, 840, 848, 889, 896, 920, 960, 966, 1016, 1050, 1060, 1104, 1113, 1120, 1150, 1200, 1219, 1270, 1272, 1280, 1288, 1325, 1344, 1380, 1400, 1472, 1484, 1524, 1590, 1600, 1610, 1680, 1696, 1725, 1778, 1792, 1840, 1855, 1905, 1920, 1932, 2032, 2100, 2120, 2208, 2226, 2240, 2300, 2400, 2415, 2438, 2540, 2544, 2576, 2650, 2667, 2688, 2760, 2800, 2921, 2944, 2968, 3048, 3175, 3180, 3200, 3220, 3360, 3392, 3450, 3556, 3657, 3680, 3710, 3810, 3840, 3864, 3975, 4025, 4064, 4200, 4240, 4416, 4445, 4452, 4480, 4600, 4800, 4830, 4876, 5080, 5088, 5152, 5300, 5334, 5376, 5520, 5565, 5600, 5842, 5888, 5936, 6095, 6096, 6350, 6360, 6400, 6440, 6720, 6731, 6784, 6900, 7112, 7314, 7360, 7420, 7620, 7728, 7950, 8050, 8128, 8400, 8480, 8533, 8763, 8832, 8890, 8904, 8960, 9200, 9275, 9525, 9600, 9660, 9752, 10160, 10176, 10304, 10600, 10668, 11040, 11130, 11200, 11684, 11872, 12075, 12190, 12192, 12700, 12720, 12880, 13335, 13440, 13462, 13568, 13800, 14224, 14605, 14628, 14720, 14840, 15240, 15456, 15900, 16100, 16256, 16800, 16960, 17066, 17526, 17664, 17780, 17808, 18285, 18400, 18550, 19050, 19200, 19320, 19504, 20193, 20320, 20352, 20447, 20608, 21200, 21336, 22080, 22225, 22260, 22400, 23368, 23744, 24150, 24380, 24384, 25400, 25440, 25599, 25760, 26670, 26880, 26924, 27600, 27825, 28448, 29210, 29256, 29440, 29680, 30475, 30480, 30912, 31800, 32200, 32512, 33600, 33655, 33920, 34132, 35052, 35560, 35616, 36570, 36800, 37100, 38100, 38640, 39008, 40386, 40640, 40704, 40894, 41216, 42400, 42665, 42672, 43815, 44160, 44450, 44520, 44800, 46736, 47117, 47488, 48300, 48760, 48768, 50800, 50880, 51198, 51520, 53340, 53848, 55200, 55650, 56896, 58420, 58512, 59360, 60950, 60960, 61341, 61824, 63600, 64400, 66675, 67200, 67310, 67840, 68264, 70104, 71120, 71232, 73025, 73140, 73600, 74200, 76200, 77280, 78016, 80772, 81280, 81788, 84800, 85330, 85344, 87630, 88320, 88900, 89040, 91425, 93472, 94234, 94976, 96600, 97520, 97536, 100965, 101600, 101760, 102235, 102396, 103040, 106680, 107696, 110400, 111300, 113792, 116840, 117024, 118720, 121900, 121920, 122682, 123648, 127200, 127995, 128800, 133350, 134400, 134620, 136528, 140208, 141351, 142240, 142464, 146050, 146280, 147200, 148400, 152400, 154560, 154813, 156032, 161544, 162560, 163576, 168275, 169600, 170660, 170688, 175260, 177800, 178080, 182850, 186944, 188468, 193200, 195040, 201930, 203200, 203520, 204470, 204792, 206080, 213325, 213360, 215392, 219075, 220800, 222600, 227584, 233680, 234048, 235585, 237440, 243800, 243840, 245364, 254400, 255990, 257600, 266700, 269240, 273056, 280416, 282702, 284480, 284928, 292100, 292560, 296800, 304800, 306705, 309120, 309626, 312064, 323088, 327152, 336550, 339200, 341320, 341376, 350520, 355600, 356160, 365700, 373888, 376936, 386400, 390080, 403860, 406400, 408940, 409584, 426650, 426720, 430784, 438150, 441600, 445200, 464439, 467360, 468096, 471170, 474880, 487600, 487680, 490728, 504825, 508800, 511175, 511980, 515200, 533400, 538480, 546112, 560832, 565404, 568960, 584200, 585120, 593600, 609600, 613410, 618240, 619252, 639975, 646176, 654304, 673100, 682640, 682752, 701040, 706755, 711200, 712320, 731400, 747776, 753872, 772800, 774065, 780160, 807720, 812800, 817880, 819168, 853300, 853440, 861568, 876300, 890400, 928878, 934720, 936192, 942340, 975200, 981456, 1009650, 1017600, 1022350, 1023960, 1030400, 1066800, 1076960, 1083691, 1092224, 1121664, 1130808, 1137920, 1168400, 1170240, 1177925, 1187200, 1219200, 1226820, 1238504, 1279950, 1292352, 1308608, 1346200, 1365280, 1402080, 1413510, 1422400, 1424640, 1462800, 1507744, 1533525, 1545600, 1548130, 1560320, 1615440, 1635760, 1638336, 1706600, 1706880, 1723136, 1752600, 1780800, 1857756, 1869440, 1884680, 1950400, 1962912, 2019300, 2044700, 2047920, 2133600, 2153920, 2167382, 2184448, 2243328, 2261616, 2322195, 2336800, 2340480, 2355850, 2374400, 2438400, 2453640, 2477008, 2559900, 2584704, 2617216, 2692400, 2730560, 2804160, 2827020, 2844800, 2925600, 3015488, 3067050, 3091200, 3096260, 3230880, 3251073, 3271520, 3276672, 3413200, 3413760, 3505200, 3533775, 3561600, 3715512, 3738880, 3769360, 3870325, 3900800, 3925824, 4038600, 4089400, 4095840, 4267200, 4307840, 4334764, 4523232, 4644390, 4673600, 4680960, 4711700, 4907280, 4954016, 5119800, 5169408, 5234432, 5384800, 5418455, 5461120, 5608320, 5654040, 5689600, 5851200, 6030976, 6134100, 6192520, 6461760, 6502146, 6543040, 6553344, 6826400, 7010400, 7067550, 7123200, 7431024, 7538720, 7740650, 7801600, 7851648, 8077200, 8178800, 8191680, 8534400, 8615680, 8669528, 9046464, 9288780, 9347200, 9423400, 9814560, 9908032, 10239600, 10769600, 10836910, 10922240, 11216640, 11308080, 11610975, 11702400, 12061952, 12268200, 12385040, 12923520, 13004292, 13086080, 13652800, 14020800, 14135100, 14862048, 15077440, 15481300, 15703296, 16154400, 16255365, 16357600, 16383360, 17068800, 17339056, 18092928, 18577560, 18694400, 18846800, 19629120, 19816064, 20479200, 21539200, 21673820, 22616160, 23221950, 23404800, 24536400, 24770080, 25847040, 26008584, 26172160, 27092275, 27305600, 28041600, 28270200, 29724096, 30154880, 30962600, 32308800, 32510730, 32715200, 32766720, 34678112, 36185856, 37155120, 37693600, 39258240, 39632128, 40958400, 43078400, 43347640, 45232320, 46443900, 49072800, 49540160, 52017168, 54184550, 54611200, 56083200, 56540400, 59448192, 60309760, 61925200, 64617600, 65021460, 65430400, 69356224, 74310240, 75387200, 78516480, 81276825, 81916800, 86695280, 90464640, 92887800, 98145600, 99080320, 104034336, 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約数ペア:

[(1, 20806867200), (2, 10403433600), (3, 6935622400), (4, 5201716800), (5, 4161373440), (6, 3467811200), (7, 2972409600), (8, 2600858400), (10, 2080686720), (12, 1733905600), (14, 1486204800), (15, 1387124480), (16, 1300429200), (20, 1040343360), (21, 990803200), (23, 904646400), (24, 866952800), (25, 832274688), (28, 743102400), (30, 693562240), (32, 650214600), (35, 594481920), (40, 520171680), (42, 495401600), (46, 452323200), (48, 433476400), (50, 416137344), (53, 392582400), (56, 371551200), (60, 346781120), (64, 325107300), (69, 301548800), (70, 297240960), (75, 277424896), (80, 260085840), (84, 247700800), (92, 226161600), (96, 216738200), (100, 208068672), (105, 198160640), (106, 196291200), (112, 185775600), (115, 180929280), (120, 173390560), (127, 163833600), (128, 162553650), (138, 150774400), (140, 148620480), (150, 138712448), (159, 130860800), (160, 130042920), (161, 129235200), (168, 123850400), (175, 118896384), (184, 113080800), (192, 108369100), (200, 104034336), (210, 99080320), (212, 98145600), (224, 92887800), (230, 90464640), (240, 86695280), (254, 81916800), (256, 81276825), (265, 78516480), (276, 75387200), (280, 74310240), (300, 69356224), (318, 65430400), (320, 65021460), (322, 64617600), (336, 61925200), (345, 60309760), (350, 59448192), (368, 56540400), (371, 56083200), (381, 54611200), (384, 54184550), (400, 52017168), (420, 49540160), (424, 49072800), (448, 46443900), (460, 45232320), (480, 43347640), (483, 43078400), (508, 40958400), (525, 39632128), (530, 39258240), (552, 37693600), (560, 37155120), (575, 36185856), (600, 34678112), (635, 32766720), (636, 32715200), (640, 32510730), (644, 32308800), (672, 30962600), (690, 30154880), (700, 29724096), (736, 28270200), (742, 28041600), (762, 27305600), (768, 27092275), (795, 26172160), (800, 26008584), (805, 25847040), (840, 24770080), (848, 24536400), (889, 23404800), (896, 23221950), (920, 22616160), (960, 21673820), (966, 21539200), (1016, 20479200), (1050, 19816064), (1060, 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(8890, 2340480), (8904, 2336800), (8960, 2322195), (9200, 2261616), (9275, 2243328), (9525, 2184448), (9600, 2167382), (9660, 2153920), (9752, 2133600), (10160, 2047920), (10176, 2044700), (10304, 2019300), (10600, 1962912), (10668, 1950400), (11040, 1884680), (11130, 1869440), (11200, 1857756), (11684, 1780800), (11872, 1752600), (12075, 1723136), (12190, 1706880), (12192, 1706600), (12700, 1638336), (12720, 1635760), (12880, 1615440), (13335, 1560320), (13440, 1548130), (13462, 1545600), (13568, 1533525), (13800, 1507744), (14224, 1462800), (14605, 1424640), (14628, 1422400), (14720, 1413510), (14840, 1402080), (15240, 1365280), (15456, 1346200), (15900, 1308608), (16100, 1292352), (16256, 1279950), (16800, 1238504), (16960, 1226820), (17066, 1219200), (17526, 1187200), (17664, 1177925), (17780, 1170240), (17808, 1168400), (18285, 1137920), (18400, 1130808), (18550, 1121664), (19050, 1092224), (19200, 1083691), (19320, 1076960), (19504, 1066800), (20193, 1030400), (20320, 1023960), (20352, 1022350), (20447, 1017600), (20608, 1009650), (21200, 981456), (21336, 975200), (22080, 942340), (22225, 936192), (22260, 934720), (22400, 928878), (23368, 890400), (23744, 876300), (24150, 861568), (24380, 853440), (24384, 853300), (25400, 819168), (25440, 817880), (25599, 812800), (25760, 807720), (26670, 780160), (26880, 774065), (26924, 772800), (27600, 753872), (27825, 747776), (28448, 731400), (29210, 712320), (29256, 711200), (29440, 706755), (29680, 701040), (30475, 682752), (30480, 682640), (30912, 673100), (31800, 654304), (32200, 646176), (32512, 639975), (33600, 619252), (33655, 618240), (33920, 613410), (34132, 609600), (35052, 593600), (35560, 585120), (35616, 584200), (36570, 568960), (36800, 565404), (37100, 560832), (38100, 546112), (38640, 538480), (39008, 533400), (40386, 515200), (40640, 511980), (40704, 511175), (40894, 508800), (41216, 504825), (42400, 490728), (42665, 487680), (42672, 487600), (43815, 474880), (44160, 471170), (44450, 468096), (44520, 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(101600, 204792), (101760, 204470), (102235, 203520), (102396, 203200), (103040, 201930), (106680, 195040), (107696, 193200), (110400, 188468), (111300, 186944), (113792, 182850), (116840, 178080), (117024, 177800), (118720, 175260), (121900, 170688), (121920, 170660), (122682, 169600), (123648, 168275), (127200, 163576), (127995, 162560), (128800, 161544), (133350, 156032), (134400, 154813), (134620, 154560), (136528, 152400), (140208, 148400), (141351, 147200), (142240, 146280), (142464, 146050)]