20216286720

素因数分解:

$2^9\times 3^3\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 960

約数和(自身を含む): 85983068160

約数和(自身を除く): 65766781440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 47, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 94, 96, 98, 105, 108, 112, 120, 126, 127, 128, 135, 140, 141, 144, 147, 160, 168, 180, 188, 189, 192, 196, 210, 216, 224, 235, 240, 245, 252, 254, 256, 270, 280, 282, 288, 294, 315, 320, 329, 336, 360, 376, 378, 381, 384, 392, 420, 423, 432, 441, 448, 470, 480, 490, 504, 508, 512, 540, 560, 564, 576, 588, 630, 635, 640, 658, 672, 705, 720, 735, 752, 756, 762, 768, 784, 840, 846, 864, 882, 889, 896, 940, 945, 960, 980, 987, 1008, 1016, 1080, 1120, 1128, 1143, 1152, 1176, 1260, 1269, 1270, 1280, 1316, 1323, 1344, 1410, 1440, 1470, 1504, 1512, 1524, 1536, 1568, 1645, 1680, 1692, 1728, 1764, 1778, 1792, 1880, 1890, 1905, 1920, 1960, 1974, 2016, 2032, 2115, 2160, 2205, 2240, 2256, 2286, 2303, 2304, 2352, 2520, 2538, 2540, 2560, 2632, 2646, 2667, 2688, 2820, 2880, 2940, 2961, 3008, 3024, 3048, 3136, 3290, 3360, 3384, 3429, 3456, 3528, 3556, 3584, 3760, 3780, 3810, 3840, 3920, 3948, 4032, 4064, 4230, 4320, 4410, 4445, 4480, 4512, 4572, 4606, 4608, 4704, 4935, 5040, 5076, 5080, 5264, 5292, 5334, 5376, 5640, 5715, 5760, 5880, 5922, 5969, 6016, 6048, 6096, 6223, 6272, 6345, 6580, 6615, 6720, 6768, 6858, 6909, 6912, 7056, 7112, 7520, 7560, 7620, 7680, 7840, 7896, 8001, 8064, 8128, 8460, 8640, 8820, 8883, 8890, 8960, 9024, 9144, 9212, 9408, 9870, 10080, 10152, 10160, 10528, 10584, 10668, 10752, 11280, 11430, 11515, 11520, 11760, 11844, 11938, 12032, 12096, 12192, 12446, 12544, 12690, 13160, 13230, 13335, 13440, 13536, 13716, 13818, 13824, 14112, 14224, 14805, 15040, 15120, 15240, 15680, 15792, 16002, 16128, 16256, 16920, 17145, 17280, 17640, 17766, 17780, 17907, 17920, 18048, 18288, 18424, 18669, 18816, 19740, 20160, 20304, 20320, 20727, 21056, 21168, 21336, 22560, 22860, 23030, 23040, 23520, 23688, 23876, 24003, 24064, 24192, 24384, 24892, 25088, 25380, 26320, 26460, 26670, 26880, 27072, 27432, 27636, 28224, 28448, 29610, 29845, 30080, 30240, 30480, 31115, 31360, 31584, 32004, 32256, 32512, 33840, 34290, 34545, 34560, 35280, 35532, 35560, 35814, 36096, 36576, 36848, 37338, 37632, 39480, 40005, 40320, 40608, 40640, 41454, 41783, 42112, 42336, 42672, 44415, 45120, 45720, 46060, 47040, 47376, 47752, 48006, 48384, 48768, 49784, 50760, 52640, 52920, 53340, 53721, 53760, 54144, 54864, 55272, 56007, 56448, 56896, 59220, 59690, 60160, 60480, 60960, 62181, 62230, 62720, 63168, 64008, 65024, 67680, 68580, 69090, 69120, 70560, 71064, 71120, 71628, 72192, 73152, 73696, 74676, 75264, 78960, 80010, 80640, 81216, 81280, 82908, 83566, 84224, 84672, 85344, 88830, 89535, 90240, 91440, 92120, 93345, 94080, 94752, 95504, 96012, 96768, 97536, 99568, 101520, 103635, 105280, 105840, 106680, 107442, 108288, 109728, 110544, 112014, 112896, 113792, 118440, 119380, 120015, 120320, 120960, 121920, 124362, 124460, 125349, 125440, 126336, 128016, 135360, 137160, 138180, 141120, 142128, 142240, 143256, 146304, 147392, 149352, 157920, 160020, 161163, 161280, 162432, 162560, 165816, 167132, 168021, 168448, 169344, 170688, 177660, 179070, 180480, 182880, 184240, 186690, 188160, 189504, 191008, 192024, 195072, 199136, 203040, 207270, 208915, 210560, 211680, 213360, 214884, 216576, 219456, 221088, 224028, 225792, 227584, 236880, 238760, 240030, 241920, 243840, 248724, 248920, 250698, 252672, 256032, 268605, 270720, 274320, 276360, 280035, 282240, 284256, 284480, 286512, 292481, 292608, 294784, 298704, 310905, 315840, 320040, 322326, 324864, 325120, 331632, 334264, 336042, 338688, 341376, 355320, 358140, 360960, 365760, 368480, 373380, 376047, 376320, 379008, 382016, 384048, 398272, 406080, 414540, 417830, 421120, 423360, 426720, 429768, 438912, 442176, 448056, 455168, 473760, 477520, 480060, 483840, 487680, 497448, 497840, 501396, 505344, 512064, 537210, 541440, 548640, 552720, 560070, 564480, 568512, 568960, 573024, 584962, 585216, 589568, 597408, 621810, 626745, 631680, 640080, 644652, 649728, 663264, 668528, 672084, 677376, 682752, 710640, 716280, 731520, 736960, 746760, 752094, 758016, 764032, 768096, 796544, 805815, 812160, 829080, 835660, 840105, 842240, 846720, 853440, 859536, 877443, 877824, 884352, 896112, 947520, 955040, 960120, 975360, 994896, 995680, 1002792, 1024128, 1074420, 1082880, 1097280, 1105440, 1120140, 1128141, 1128960, 1137024, 1137920, 1146048, 1169924, 1179136, 1194816, 1243620, 1253490, 1263360, 1280160, 1289304, 1326528, 1337056, 1344168, 1365504, 1421280, 1432560, 1462405, 1463040, 1473920, 1493520, 1504188, 1516032, 1528064, 1536192, 1593088, 1611630, 1624320, 1658160, 1671320, 1680210, 1693440, 1706880, 1719072, 1754886, 1755648, 1768704, 1792224, 1880235, 1895040, 1910080, 1920240, 1989792, 1991360, 2005584, 2048256, 2148840, 2194560, 2210880, 2240280, 2256282, 2274048, 2275840, 2292096, 2339848, 2389632, 2487240, 2506980, 2526720, 2560320, 2578608, 2632329, 2653056, 2674112, 2688336, 2842560, 2865120, 2924810, 2926080, 2947840, 2987040, 3008376, 3056128, 3072384, 3186176, 3223260, 3248640, 3316320, 3342640, 3360420, 3386880, 3413760, 3438144, 3509772, 3537408, 3584448, 3760470, 3790080, 3820160, 3840480, 3979584, 3982720, 4011168, 4096512, 4297680, 4387215, 4389120, 4421760, 4480560, 4512564, 4548096, 4584192, 4679696, 4779264, 4974480, 5013960, 5120640, 5157216, 5264658, 5306112, 5348224, 5376672, 5640705, 5685120, 5730240, 5849620, 5895680, 5974080, 6016752, 6144768, 6446520, 6632640, 6685280, 6720840, 6827520, 6876288, 7019544, 7168896, 7520940, 7580160, 7640320, 7680960, 7896987, 7959168, 7965440, 8022336, 8595360, 8774430, 8778240, 8843520, 8961120, 9025128, 9168384, 9359392, 9558528, 9948960, 10027920, 10241280, 10314432, 10529316, 10612224, 10696448, 10753344, 11281410, 11370240, 11460480, 11699240, 11948160, 12033504, 12289536, 12893040, 13161645, 13265280, 13370560, 13441680, 13752576, 14039088, 14337792, 15041880, 15280640, 15361920, 15793974, 15918336, 15930880, 16044672, 17190720, 17548860, 17687040, 17922240, 18050256, 18718784, 19897920, 20055840, 20482560, 20628864, 21058632, 21392896, 21506688, 22562820, 22740480, 22920960, 23398480, 23896320, 24067008, 25786080, 26323290, 26530560, 26741120, 26883360, 27505152, 28078176, 28675584, 30083760, 30723840, 31587948, 31836672, 32089344, 34381440, 35097720, 35844480, 36100512, 37437568, 39484935, 39795840, 40111680, 41257728, 42117264, 43013376, 45125640, 45841920, 46796960, 47792640, 48134016, 51572160, 52646580, 53061120, 53482240, 53766720, 56156352, 60167520, 61447680, 63175896, 64178688, 68762880, 70195440, 71688960, 72201024, 74875136, 78969870, 79591680, 80223360, 82515456, 84234528, 86026752, 90251280, 93593920, 96268032, 103144320, 105293160, 106964480, 107533440, 112312704, 120335040, 126351792, 137525760, 140390880, 143377920, 144402048, 149750272, 157939740, 159183360, 160446720, 168469056, 180502560, 187187840, 192536064, 206288640, 210586320, 215066880, 224625408, 240670080, 252703584, 280781760, 288804096, 315879480, 320893440, 336938112, 361005120, 374375680, 412577280, 421172640, 430133760, 449250816, 481340160, 505407168, 561563520, 577608192, 631758960, 673876224, 722010240, 748751360, 842345280, 962680320, 1010814336, 1123127040, 1263517920, 1347752448, 1444020480, 1684690560, 2021628672, 2246254080, 2527035840, 2888040960, 3369381120, 4043257344, 5054071680, 6738762240, 10108143360, 20216286720]

約数ペア:

[(1, 20216286720), (2, 10108143360), (3, 6738762240), (4, 5054071680), (5, 4043257344), (6, 3369381120), (7, 2888040960), (8, 2527035840), (9, 2246254080), (10, 2021628672), (12, 1684690560), (14, 1444020480), (15, 1347752448), (16, 1263517920), (18, 1123127040), (20, 1010814336), (21, 962680320), (24, 842345280), (27, 748751360), (28, 722010240), (30, 673876224), (32, 631758960), (35, 577608192), (36, 561563520), (40, 505407168), (42, 481340160), (45, 449250816), (47, 430133760), (48, 421172640), (49, 412577280), (54, 374375680), (56, 361005120), (60, 336938112), (63, 320893440), (64, 315879480), (70, 288804096), (72, 280781760), (80, 252703584), (84, 240670080), (90, 224625408), (94, 215066880), (96, 210586320), (98, 206288640), (105, 192536064), (108, 187187840), (112, 180502560), (120, 168469056), (126, 160446720), (127, 159183360), (128, 157939740), (135, 149750272), (140, 144402048), (141, 143377920), (144, 140390880), (147, 137525760), (160, 126351792), (168, 120335040), (180, 112312704), (188, 107533440), (189, 106964480), (192, 105293160), (196, 103144320), (210, 96268032), (216, 93593920), (224, 90251280), (235, 86026752), (240, 84234528), (245, 82515456), (252, 80223360), (254, 79591680), (256, 78969870), (270, 74875136), (280, 72201024), (282, 71688960), (288, 70195440), (294, 68762880), (315, 64178688), (320, 63175896), (329, 61447680), (336, 60167520), (360, 56156352), (376, 53766720), (378, 53482240), (381, 53061120), (384, 52646580), (392, 51572160), (420, 48134016), (423, 47792640), (432, 46796960), (441, 45841920), (448, 45125640), (470, 43013376), (480, 42117264), (490, 41257728), (504, 40111680), (508, 39795840), (512, 39484935), (540, 37437568), (560, 36100512), (564, 35844480), (576, 35097720), (588, 34381440), (630, 32089344), (635, 31836672), (640, 31587948), (658, 30723840), (672, 30083760), (705, 28675584), (720, 28078176), (735, 27505152), (752, 26883360), (756, 26741120), (762, 26530560), (768, 26323290), (784, 25786080), (840, 24067008), (846, 23896320), (864, 23398480), (882, 22920960), (889, 22740480), (896, 22562820), (940, 21506688), (945, 21392896), (960, 21058632), (980, 20628864), (987, 20482560), (1008, 20055840), (1016, 19897920), (1080, 18718784), (1120, 18050256), (1128, 17922240), (1143, 17687040), (1152, 17548860), (1176, 17190720), (1260, 16044672), (1269, 15930880), (1270, 15918336), (1280, 15793974), (1316, 15361920), (1323, 15280640), (1344, 15041880), (1410, 14337792), (1440, 14039088), (1470, 13752576), (1504, 13441680), (1512, 13370560), (1524, 13265280), (1536, 13161645), (1568, 12893040), (1645, 12289536), (1680, 12033504), (1692, 11948160), (1728, 11699240), (1764, 11460480), (1778, 11370240), (1792, 11281410), (1880, 10753344), (1890, 10696448), (1905, 10612224), (1920, 10529316), (1960, 10314432), (1974, 10241280), (2016, 10027920), (2032, 9948960), (2115, 9558528), (2160, 9359392), (2205, 9168384), (2240, 9025128), (2256, 8961120), (2286, 8843520), (2303, 8778240), (2304, 8774430), (2352, 8595360), (2520, 8022336), (2538, 7965440), (2540, 7959168), (2560, 7896987), (2632, 7680960), (2646, 7640320), (2667, 7580160), (2688, 7520940), (2820, 7168896), (2880, 7019544), (2940, 6876288), (2961, 6827520), (3008, 6720840), (3024, 6685280), (3048, 6632640), (3136, 6446520), (3290, 6144768), (3360, 6016752), (3384, 5974080), (3429, 5895680), (3456, 5849620), (3528, 5730240), (3556, 5685120), (3584, 5640705), (3760, 5376672), (3780, 5348224), (3810, 5306112), (3840, 5264658), (3920, 5157216), (3948, 5120640), (4032, 5013960), (4064, 4974480), (4230, 4779264), (4320, 4679696), (4410, 4584192), (4445, 4548096), (4480, 4512564), (4512, 4480560), (4572, 4421760), (4606, 4389120), (4608, 4387215), (4704, 4297680), (4935, 4096512), (5040, 4011168), (5076, 3982720), (5080, 3979584), (5264, 3840480), (5292, 3820160), (5334, 3790080), (5376, 3760470), (5640, 3584448), (5715, 3537408), (5760, 3509772), (5880, 3438144), (5922, 3413760), (5969, 3386880), (6016, 3360420), (6048, 3342640), (6096, 3316320), (6223, 3248640), (6272, 3223260), (6345, 3186176), (6580, 3072384), (6615, 3056128), (6720, 3008376), (6768, 2987040), (6858, 2947840), (6909, 2926080), (6912, 2924810), (7056, 2865120), (7112, 2842560), (7520, 2688336), (7560, 2674112), (7620, 2653056), (7680, 2632329), (7840, 2578608), (7896, 2560320), (8001, 2526720), (8064, 2506980), (8128, 2487240), (8460, 2389632), (8640, 2339848), (8820, 2292096), (8883, 2275840), (8890, 2274048), (8960, 2256282), (9024, 2240280), (9144, 2210880), (9212, 2194560), (9408, 2148840), (9870, 2048256), (10080, 2005584), (10152, 1991360), (10160, 1989792), (10528, 1920240), (10584, 1910080), (10668, 1895040), (10752, 1880235), (11280, 1792224), (11430, 1768704), (11515, 1755648), (11520, 1754886), (11760, 1719072), (11844, 1706880), (11938, 1693440), (12032, 1680210), (12096, 1671320), (12192, 1658160), (12446, 1624320), (12544, 1611630), (12690, 1593088), (13160, 1536192), (13230, 1528064), (13335, 1516032), (13440, 1504188), (13536, 1493520), (13716, 1473920), (13818, 1463040), (13824, 1462405), (14112, 1432560), (14224, 1421280), (14805, 1365504), (15040, 1344168), (15120, 1337056), (15240, 1326528), (15680, 1289304), (15792, 1280160), (16002, 1263360), (16128, 1253490), (16256, 1243620), (16920, 1194816), (17145, 1179136), (17280, 1169924), (17640, 1146048), (17766, 1137920), (17780, 1137024), (17907, 1128960), (17920, 1128141), (18048, 1120140), (18288, 1105440), (18424, 1097280), (18669, 1082880), (18816, 1074420), (19740, 1024128), (20160, 1002792), (20304, 995680), (20320, 994896), (20727, 975360), (21056, 960120), (21168, 955040), (21336, 947520), (22560, 896112), (22860, 884352), (23030, 877824), (23040, 877443), (23520, 859536), (23688, 853440), (23876, 846720), (24003, 842240), (24064, 840105), (24192, 835660), (24384, 829080), (24892, 812160), (25088, 805815), (25380, 796544), (26320, 768096), (26460, 764032), (26670, 758016), (26880, 752094), (27072, 746760), (27432, 736960), (27636, 731520), (28224, 716280), (28448, 710640), (29610, 682752), (29845, 677376), (30080, 672084), (30240, 668528), (30480, 663264), (31115, 649728), (31360, 644652), (31584, 640080), (32004, 631680), (32256, 626745), (32512, 621810), (33840, 597408), (34290, 589568), (34545, 585216), (34560, 584962), (35280, 573024), (35532, 568960), (35560, 568512), (35814, 564480), (36096, 560070), (36576, 552720), (36848, 548640), (37338, 541440), (37632, 537210), (39480, 512064), (40005, 505344), (40320, 501396), (40608, 497840), (40640, 497448), (41454, 487680), (41783, 483840), (42112, 480060), (42336, 477520), (42672, 473760), (44415, 455168), (45120, 448056), (45720, 442176), (46060, 438912), (47040, 429768), (47376, 426720), (47752, 423360), (48006, 421120), (48384, 417830), (48768, 414540), (49784, 406080), (50760, 398272), (52640, 384048), (52920, 382016), (53340, 379008), (53721, 376320), (53760, 376047), (54144, 373380), (54864, 368480), (55272, 365760), (56007, 360960), (56448, 358140), (56896, 355320), (59220, 341376), (59690, 338688), (60160, 336042), (60480, 334264), (60960, 331632), (62181, 325120), (62230, 324864), (62720, 322326), (63168, 320040), (64008, 315840), (65024, 310905), (67680, 298704), (68580, 294784), (69090, 292608), (69120, 292481), (70560, 286512), (71064, 284480), (71120, 284256), (71628, 282240), (72192, 280035), (73152, 276360), (73696, 274320), (74676, 270720), (75264, 268605), (78960, 256032), (80010, 252672), (80640, 250698), (81216, 248920), (81280, 248724), (82908, 243840), (83566, 241920), (84224, 240030), (84672, 238760), (85344, 236880), (88830, 227584), (89535, 225792), (90240, 224028), (91440, 221088), (92120, 219456), (93345, 216576), (94080, 214884), (94752, 213360), (95504, 211680), (96012, 210560), (96768, 208915), (97536, 207270), (99568, 203040), (101520, 199136), (103635, 195072), (105280, 192024), (105840, 191008), (106680, 189504), (107442, 188160), (108288, 186690), (109728, 184240), (110544, 182880), (112014, 180480), (112896, 179070), (113792, 177660), (118440, 170688), (119380, 169344), (120015, 168448), (120320, 168021), (120960, 167132), (121920, 165816), (124362, 162560), (124460, 162432), (125349, 161280), (125440, 161163), (126336, 160020), (128016, 157920), (135360, 149352), (137160, 147392), (138180, 146304), (141120, 143256), (142128, 142240)]