28720107360

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:425

約数の個数: 1152

約数和(自身を含む): 129565578240

約数和(自身を除く): 100845470880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 23, 24, 27, 28, 30, 32, 34, 35, 36, 40, 42, 45, 46, 48, 49, 51, 54, 56, 60, 63, 68, 69, 70, 72, 80, 84, 85, 90, 92, 96, 98, 102, 105, 108, 112, 115, 119, 120, 126, 135, 136, 138, 140, 144, 147, 153, 160, 161, 168, 170, 180, 184, 189, 196, 204, 207, 210, 216, 224, 230, 238, 240, 245, 252, 255, 270, 272, 276, 280, 288, 294, 306, 315, 322, 336, 340, 345, 347, 357, 360, 368, 378, 391, 392, 408, 414, 420, 432, 441, 459, 460, 476, 480, 483, 490, 504, 510, 540, 544, 552, 560, 588, 595, 612, 621, 630, 644, 672, 680, 690, 694, 714, 720, 735, 736, 756, 765, 782, 784, 805, 816, 828, 833, 840, 864, 882, 918, 920, 945, 952, 966, 980, 1008, 1020, 1035, 1041, 1071, 1080, 1104, 1120, 1127, 1173, 1176, 1190, 1224, 1242, 1260, 1288, 1323, 1360, 1380, 1388, 1428, 1440, 1449, 1470, 1512, 1530, 1564, 1568, 1610, 1632, 1656, 1666, 1680, 1735, 1764, 1785, 1836, 1840, 1890, 1904, 1932, 1955, 1960, 2016, 2040, 2070, 2082, 2142, 2160, 2205, 2208, 2254, 2295, 2346, 2352, 2380, 2415, 2429, 2448, 2484, 2499, 2520, 2576, 2646, 2720, 2737, 2760, 2776, 2856, 2898, 2940, 3024, 3060, 3105, 3123, 3128, 3213, 3220, 3312, 3332, 3360, 3381, 3470, 3519, 3528, 3570, 3672, 3680, 3780, 3808, 3864, 3910, 3920, 4080, 4140, 4164, 4165, 4284, 4320, 4347, 4410, 4508, 4590, 4692, 4704, 4760, 4830, 4858, 4896, 4968, 4998, 5040, 5152, 5205, 5292, 5355, 5474, 5520, 5552, 5635, 5712, 5796, 5865, 5880, 5899, 6048, 6120, 6210, 6246, 6256, 6426, 6440, 6615, 6624, 6664, 6762, 6940, 7038, 7056, 7140, 7245, 7287, 7344, 7497, 7560, 7728, 7820, 7840, 7981, 8160, 8211, 8280, 8328, 8330, 8568, 8694, 8820, 9016, 9180, 9369, 9384, 9520, 9660, 9716, 9936, 9996, 10080, 10143, 10410, 10557, 10584, 10710, 10948, 11040, 11104, 11270, 11424, 11592, 11730, 11760, 11798, 12145, 12240, 12420, 12492, 12495, 12512, 12852, 12880, 13230, 13328, 13524, 13685, 13880, 14076, 14112, 14280, 14490, 14574, 14688, 14994, 15120, 15456, 15615, 15640, 15962, 16065, 16422, 16560, 16656, 16660, 16905, 17003, 17136, 17388, 17595, 17640, 17697, 18032, 18360, 18738, 18768, 19040, 19159, 19320, 19432, 19872, 19992, 20286, 20820, 21114, 21168, 21420, 21735, 21861, 21896, 22491, 22540, 23184, 23460, 23520, 23596, 23943, 24290, 24480, 24633, 24840, 24984, 24990, 25704, 25760, 26460, 26656, 27048, 27370, 27760, 28152, 28560, 28980, 29148, 29495, 29988, 30240, 30429, 31230, 31280, 31924, 32130, 32844, 33120, 33312, 33320, 33810, 34006, 34272, 34776, 35190, 35280, 35394, 36064, 36435, 36720, 37476, 37485, 37536, 38318, 38640, 38864, 39905, 39984, 40572, 41055, 41293, 41640, 42228, 42336, 42840, 43470, 43722, 43792, 44982, 45080, 46368, 46845, 46920, 47192, 47886, 48580, 49266, 49680, 49968, 49980, 50715, 51009, 51408, 52785, 52920, 53091, 54096, 54740, 55520, 55867, 56304, 57120, 57477, 57960, 58296, 58990, 59976, 60858, 62460, 62560, 63848, 64260, 65583, 65688, 66640, 67620, 68012, 69552, 70380, 70560, 70788, 71829, 72870, 73440, 73899, 74952, 74970, 76636, 77280, 77728, 79810, 79968, 81144, 82110, 82586, 83280, 84456, 85015, 85680, 86940, 87444, 87584, 88485, 89964, 90160, 93690, 93840, 94384, 95772, 95795, 97160, 98532, 99360, 99936, 99960, 101430, 102018, 102816, 105570, 105840, 106182, 108192, 109305, 109480, 111734, 112455, 112608, 114954, 115920, 116592, 117980, 119715, 119952, 121716, 123165, 123879, 124920, 127696, 128520, 131166, 131376, 133280, 135240, 135677, 136024, 139104, 140760, 141576, 143658, 145740, 147798, 149904, 149940, 152145, 153027, 153272, 159273, 159620, 162288, 164220, 165172, 166560, 167601, 168912, 170030, 171360, 172431, 173880, 174888, 176970, 179928, 180320, 187380, 187680, 188768, 191544, 191590, 194320, 197064, 199920, 202860, 204036, 206465, 211140, 211680, 212364, 215487, 218610, 218960, 223468, 224910, 229908, 231840, 233184, 235960, 239430, 239904, 243432, 246330, 247758, 249840, 255045, 255392, 257040, 262332, 262752, 265455, 270480, 271354, 272048, 279335, 281520, 283152, 287316, 287385, 289051, 291480, 295596, 299808, 299880, 304290, 306054, 306544, 318546, 319240, 324576, 327915, 328440, 330344, 335202, 337824, 340060, 344862, 347760, 349776, 353940, 359145, 359856, 369495, 371637, 374760, 383088, 383180, 388640, 391069, 394128, 399840, 405720, 407031, 408072, 412930, 422280, 424728, 430974, 437220, 437920, 446936, 449820, 459081, 459816, 471920, 478860, 486864, 492660, 495516, 499680, 502803, 510090, 514080, 517293, 524664, 530910, 540960, 542708, 544096, 558670, 563040, 566304, 574632, 574770, 578102, 582960, 591192, 599760, 608580, 612108, 613088, 619395, 637092, 638480, 655830, 656880, 660688, 670404, 678385, 680120, 689724, 695520, 699552, 707880, 718290, 719712, 738990, 743274, 749520, 765135, 766176, 766360, 782138, 788256, 796365, 811440, 814062, 816144, 825860, 838005, 844560, 849456, 861948, 862155, 867153, 874440, 893872, 899640, 918162, 919632, 943840, 949739, 957720, 973728, 985320, 991032, 1005606, 1020180, 1034586, 1049328, 1061820, 1077435, 1085416, 1114911, 1117340, 1149264, 1149540, 1156204, 1165920, 1173207, 1182384, 1199520, 1217160, 1221093, 1224216, 1238790, 1274184, 1276960, 1311660, 1313760, 1321376, 1340808, 1356770, 1360240, 1379448, 1415760, 1436580, 1445255, 1477980, 1486548, 1499040, 1508409, 1530270, 1532720, 1564276, 1592730, 1622880, 1628124, 1632288, 1651720, 1676010, 1689120, 1698912, 1723896, 1724310, 1734306, 1748880, 1787744, 1799280, 1836324, 1839264, 1858185, 1899478, 1915440, 1955345, 1970640, 1982064, 2011212, 2035155, 2040360, 2069172, 2098656, 2123640, 2154870, 2170832, 2229822, 2234680, 2295405, 2298528, 2299080, 2312408, 2346414, 2364768, 2434320, 2442186, 2448432, 2477580, 2514015, 2548368, 2586465, 2601459, 2623320, 2681616, 2713540, 2720480, 2758896, 2831520, 2849217, 2873160, 2890510, 2955960, 2973096, 3016818, 3060540, 3065440, 3128552, 3185460, 3256248, 3303440, 3352020, 3447792, 3448620, 3468612, 3497760, 3519621, 3598560, 3663279, 3672648, 3716370, 3798956, 3830880, 3910690, 3941280, 3964128, 4022424, 4070310, 4080720, 4138344, 4247280, 4309740, 4335765, 4341664, 4459644, 4469360, 4590810, 4598160, 4624816, 4692828, 4748695, 4868640, 4884372, 4896864, 4955160, 5028030, 5096736, 5172930, 5202918, 5246640, 5363232, 5427080, 5517792, 5574555, 5698434, 5746320, 5781020, 5866035, 5911920, 5946192, 6033636, 6105465, 6121080, 6257104, 6370920, 6512496, 6606880, 6648173, 6704040, 6895584, 6897240, 6937224, 7039242, 7326558, 7345296, 7432740, 7542045, 7597912, 7804377, 7821380, 8044848, 8140620, 8161440, 8276688, 8494560, 8547651, 8619480, 8671530, 8919288, 8938720, 9181620, 9196320, 9249632, 9385656, 9497390, 9768744, 9910320, 10056060, 10345860, 10405836, 10493280, 10558863, 10854160, 11149110, 11396868, 11492640, 11562040, 11732070, 11823840, 11892384, 12067272, 12210930, 12242160, 12514208, 12741840, 13007295, 13024992, 13296346, 13408080, 13794480, 13874448, 14078484, 14246085, 14653116, 14690592, 14865480, 15084090, 15195824, 15608754, 15642760, 16089696, 16281240, 16553376, 17095302, 17238960, 17343060, 17598105, 17838576, 18316395, 18363240, 18771312, 18994780, 19537488, 19820640, 19944519, 20112120, 20691720, 20811672, 21117726, 21708320, 22298220, 22793736, 23124080, 23464140, 24134544, 24421860, 24484320, 25483680, 25642953, 26014590, 26592692, 26816160, 27588960, 27748896, 28156968, 28492170, 29306232, 29730960, 30168180, 30391648, 31217508, 31285520, 32562480, 33240865, 34190604, 34477920, 34686120, 35196210, 35677152, 36632790, 36726480, 37542624, 37989560, 39021885, 39074976, 39889038, 40224240, 41383440, 41623344, 42235452, 42738255, 44596440, 45587472, 46248160, 46928280, 48269088, 48843720, 51285906, 52029180, 52794315, 53185384, 56313936, 56984340, 58612464, 59461920, 59833557, 60336360, 62435016, 62571040, 65124960, 66481730, 68381208, 69372240, 70392420, 73265580, 73452960, 75979120, 78043770, 79778076, 80448480, 82766880, 83246688, 84470904, 85476510, 89192880, 91174944, 93856560, 97687440, 99722595, 102571812, 104058360, 105588630, 106370768, 112627872, 113968680, 117224928, 119667114, 120672720, 124870032, 128214765, 132963460, 136762416, 138744480, 140784840, 146531160, 151958240, 156087540, 159556152, 168941808, 170953020, 178385760, 179500671, 187713120, 195374880, 199445190, 205143624, 208116720, 211177260, 212741536, 227937360, 239334228, 241345440, 249740064, 256429530, 265926920, 273524832, 281569680, 293062320, 299167785, 312175080, 319112304, 337883616, 341906040, 359001342, 398890380, 410287248, 416233440, 422354520, 455874720, 478668456, 512859060, 531853840, 563139360, 586124640, 598335570, 624350160, 638224608, 683812080, 718002684, 797780760, 820574496, 844709040, 897503355, 957336912, 1025718120, 1063707680, 1196671140, 1248700320, 1367624160, 1436005368, 1595561520, 1689418080, 1795006710, 1914673824, 2051436240, 2393342280, 2872010736, 3191123040, 3590013420, 4102872480, 4786684560, 5744021472, 7180026840, 9573369120, 14360053680, 28720107360]

約数ペア:

[(1, 28720107360), (2, 14360053680), (3, 9573369120), (4, 7180026840), (5, 5744021472), (6, 4786684560), (7, 4102872480), (8, 3590013420), (9, 3191123040), (10, 2872010736), (12, 2393342280), (14, 2051436240), (15, 1914673824), (16, 1795006710), (17, 1689418080), (18, 1595561520), (20, 1436005368), (21, 1367624160), (23, 1248700320), (24, 1196671140), (27, 1063707680), (28, 1025718120), (30, 957336912), (32, 897503355), (34, 844709040), (35, 820574496), (36, 797780760), (40, 718002684), (42, 683812080), (45, 638224608), (46, 624350160), (48, 598335570), (49, 586124640), (51, 563139360), (54, 531853840), (56, 512859060), (60, 478668456), (63, 455874720), (68, 422354520), (69, 416233440), (70, 410287248), (72, 398890380), (80, 359001342), (84, 341906040), (85, 337883616), (90, 319112304), (92, 312175080), (96, 299167785), (98, 293062320), (102, 281569680), (105, 273524832), (108, 265926920), (112, 256429530), (115, 249740064), (119, 241345440), (120, 239334228), (126, 227937360), (135, 212741536), (136, 211177260), (138, 208116720), (140, 205143624), (144, 199445190), (147, 195374880), (153, 187713120), (160, 179500671), (161, 178385760), (168, 170953020), (170, 168941808), (180, 159556152), (184, 156087540), (189, 151958240), (196, 146531160), (204, 140784840), (207, 138744480), (210, 136762416), (216, 132963460), (224, 128214765), (230, 124870032), (238, 120672720), (240, 119667114), (245, 117224928), (252, 113968680), (255, 112627872), (270, 106370768), (272, 105588630), (276, 104058360), (280, 102571812), (288, 99722595), (294, 97687440), (306, 93856560), (315, 91174944), (322, 89192880), (336, 85476510), (340, 84470904), (345, 83246688), (347, 82766880), (357, 80448480), (360, 79778076), (368, 78043770), (378, 75979120), (391, 73452960), (392, 73265580), (408, 70392420), (414, 69372240), (420, 68381208), (432, 66481730), (441, 65124960), (459, 62571040), (460, 62435016), (476, 60336360), (480, 59833557), (483, 59461920), (490, 58612464), (504, 56984340), (510, 56313936), (540, 53185384), (544, 52794315), (552, 52029180), (560, 51285906), (588, 48843720), (595, 48269088), (612, 46928280), (621, 46248160), (630, 45587472), (644, 44596440), (672, 42738255), (680, 42235452), (690, 41623344), (694, 41383440), (714, 40224240), (720, 39889038), (735, 39074976), (736, 39021885), (756, 37989560), (765, 37542624), (782, 36726480), (784, 36632790), (805, 35677152), (816, 35196210), (828, 34686120), (833, 34477920), (840, 34190604), (864, 33240865), (882, 32562480), (918, 31285520), (920, 31217508), (945, 30391648), (952, 30168180), (966, 29730960), (980, 29306232), (1008, 28492170), (1020, 28156968), (1035, 27748896), (1041, 27588960), (1071, 26816160), (1080, 26592692), (1104, 26014590), (1120, 25642953), (1127, 25483680), (1173, 24484320), (1176, 24421860), (1190, 24134544), (1224, 23464140), (1242, 23124080), (1260, 22793736), (1288, 22298220), (1323, 21708320), (1360, 21117726), (1380, 20811672), (1388, 20691720), (1428, 20112120), (1440, 19944519), (1449, 19820640), (1470, 19537488), (1512, 18994780), (1530, 18771312), (1564, 18363240), (1568, 18316395), (1610, 17838576), (1632, 17598105), (1656, 17343060), (1666, 17238960), (1680, 17095302), (1735, 16553376), (1764, 16281240), (1785, 16089696), (1836, 15642760), (1840, 15608754), (1890, 15195824), (1904, 15084090), (1932, 14865480), (1955, 14690592), (1960, 14653116), (2016, 14246085), (2040, 14078484), (2070, 13874448), (2082, 13794480), (2142, 13408080), (2160, 13296346), (2205, 13024992), (2208, 13007295), (2254, 12741840), (2295, 12514208), (2346, 12242160), (2352, 12210930), (2380, 12067272), (2415, 11892384), (2429, 11823840), (2448, 11732070), (2484, 11562040), (2499, 11492640), (2520, 11396868), (2576, 11149110), (2646, 10854160), (2720, 10558863), (2737, 10493280), (2760, 10405836), (2776, 10345860), (2856, 10056060), (2898, 9910320), (2940, 9768744), (3024, 9497390), (3060, 9385656), (3105, 9249632), (3123, 9196320), (3128, 9181620), (3213, 8938720), (3220, 8919288), (3312, 8671530), (3332, 8619480), (3360, 8547651), (3381, 8494560), (3470, 8276688), (3519, 8161440), (3528, 8140620), (3570, 8044848), (3672, 7821380), (3680, 7804377), (3780, 7597912), (3808, 7542045), (3864, 7432740), (3910, 7345296), (3920, 7326558), (4080, 7039242), (4140, 6937224), (4164, 6897240), (4165, 6895584), (4284, 6704040), (4320, 6648173), (4347, 6606880), (4410, 6512496), (4508, 6370920), (4590, 6257104), (4692, 6121080), (4704, 6105465), (4760, 6033636), (4830, 5946192), (4858, 5911920), (4896, 5866035), (4968, 5781020), (4998, 5746320), (5040, 5698434), (5152, 5574555), (5205, 5517792), (5292, 5427080), (5355, 5363232), (5474, 5246640), (5520, 5202918), (5552, 5172930), (5635, 5096736), (5712, 5028030), (5796, 4955160), (5865, 4896864), (5880, 4884372), (5899, 4868640), (6048, 4748695), (6120, 4692828), (6210, 4624816), (6246, 4598160), (6256, 4590810), (6426, 4469360), (6440, 4459644), (6615, 4341664), (6624, 4335765), (6664, 4309740), (6762, 4247280), (6940, 4138344), (7038, 4080720), (7056, 4070310), (7140, 4022424), (7245, 3964128), (7287, 3941280), (7344, 3910690), (7497, 3830880), (7560, 3798956), (7728, 3716370), (7820, 3672648), (7840, 3663279), (7981, 3598560), (8160, 3519621), (8211, 3497760), (8280, 3468612), (8328, 3448620), (8330, 3447792), (8568, 3352020), (8694, 3303440), (8820, 3256248), (9016, 3185460), (9180, 3128552), (9369, 3065440), (9384, 3060540), (9520, 3016818), (9660, 2973096), (9716, 2955960), (9936, 2890510), (9996, 2873160), (10080, 2849217), (10143, 2831520), (10410, 2758896), (10557, 2720480), (10584, 2713540), (10710, 2681616), (10948, 2623320), (11040, 2601459), (11104, 2586465), (11270, 2548368), (11424, 2514015), (11592, 2477580), (11730, 2448432), (11760, 2442186), (11798, 2434320), (12145, 2364768), (12240, 2346414), (12420, 2312408), (12492, 2299080), (12495, 2298528), (12512, 2295405), (12852, 2234680), (12880, 2229822), (13230, 2170832), (13328, 2154870), (13524, 2123640), (13685, 2098656), (13880, 2069172), (14076, 2040360), (14112, 2035155), (14280, 2011212), (14490, 1982064), (14574, 1970640), (14688, 1955345), (14994, 1915440), (15120, 1899478), (15456, 1858185), (15615, 1839264), (15640, 1836324), (15962, 1799280), (16065, 1787744), (16422, 1748880), (16560, 1734306), (16656, 1724310), (16660, 1723896), (16905, 1698912), (17003, 1689120), (17136, 1676010), (17388, 1651720), (17595, 1632288), (17640, 1628124), (17697, 1622880), (18032, 1592730), (18360, 1564276), (18738, 1532720), (18768, 1530270), (19040, 1508409), (19159, 1499040), (19320, 1486548), (19432, 1477980), (19872, 1445255), (19992, 1436580), (20286, 1415760), (20820, 1379448), (21114, 1360240), (21168, 1356770), (21420, 1340808), (21735, 1321376), (21861, 1313760), (21896, 1311660), (22491, 1276960), (22540, 1274184), (23184, 1238790), (23460, 1224216), (23520, 1221093), (23596, 1217160), (23943, 1199520), (24290, 1182384), (24480, 1173207), (24633, 1165920), (24840, 1156204), (24984, 1149540), (24990, 1149264), (25704, 1117340), (25760, 1114911), (26460, 1085416), (26656, 1077435), (27048, 1061820), (27370, 1049328), (27760, 1034586), (28152, 1020180), (28560, 1005606), (28980, 991032), (29148, 985320), (29495, 973728), (29988, 957720), (30240, 949739), (30429, 943840), (31230, 919632), (31280, 918162), (31924, 899640), (32130, 893872), (32844, 874440), (33120, 867153), (33312, 862155), (33320, 861948), (33810, 849456), (34006, 844560), (34272, 838005), (34776, 825860), (35190, 816144), (35280, 814062), (35394, 811440), (36064, 796365), (36435, 788256), (36720, 782138), (37476, 766360), (37485, 766176), (37536, 765135), (38318, 749520), (38640, 743274), (38864, 738990), (39905, 719712), (39984, 718290), (40572, 707880), (41055, 699552), (41293, 695520), (41640, 689724), (42228, 680120), (42336, 678385), (42840, 670404), (43470, 660688), (43722, 656880), (43792, 655830), (44982, 638480), (45080, 637092), (46368, 619395), (46845, 613088), (46920, 612108), (47192, 608580), (47886, 599760), (48580, 591192), (49266, 582960), (49680, 578102), (49968, 574770), (49980, 574632), (50715, 566304), (51009, 563040), (51408, 558670), (52785, 544096), (52920, 542708), (53091, 540960), (54096, 530910), (54740, 524664), (55520, 517293), (55867, 514080), (56304, 510090), (57120, 502803), (57477, 499680), (57960, 495516), (58296, 492660), (58990, 486864), (59976, 478860), (60858, 471920), (62460, 459816), (62560, 459081), (63848, 449820), (64260, 446936), (65583, 437920), (65688, 437220), (66640, 430974), (67620, 424728), (68012, 422280), (69552, 412930), (70380, 408072), (70560, 407031), (70788, 405720), (71829, 399840), (72870, 394128), (73440, 391069), (73899, 388640), (74952, 383180), (74970, 383088), (76636, 374760), (77280, 371637), (77728, 369495), (79810, 359856), (79968, 359145), (81144, 353940), (82110, 349776), (82586, 347760), (83280, 344862), (84456, 340060), (85015, 337824), (85680, 335202), (86940, 330344), (87444, 328440), (87584, 327915), (88485, 324576), (89964, 319240), (90160, 318546), (93690, 306544), (93840, 306054), (94384, 304290), (95772, 299880), (95795, 299808), (97160, 295596), (98532, 291480), (99360, 289051), (99936, 287385), (99960, 287316), (101430, 283152), (102018, 281520), (102816, 279335), (105570, 272048), (105840, 271354), (106182, 270480), (108192, 265455), (109305, 262752), (109480, 262332), (111734, 257040), (112455, 255392), (112608, 255045), (114954, 249840), (115920, 247758), (116592, 246330), (117980, 243432), (119715, 239904), (119952, 239430), (121716, 235960), (123165, 233184), (123879, 231840), (124920, 229908), (127696, 224910), (128520, 223468), (131166, 218960), (131376, 218610), (133280, 215487), (135240, 212364), (135677, 211680), (136024, 211140), (139104, 206465), (140760, 204036), (141576, 202860), (143658, 199920), (145740, 197064), (147798, 194320), (149904, 191590), (149940, 191544), (152145, 188768), (153027, 187680), (153272, 187380), (159273, 180320), (159620, 179928), (162288, 176970), (164220, 174888), (165172, 173880), (166560, 172431), (167601, 171360), (168912, 170030)]