15721251840

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 1056

約数和(自身を含む): 68423906304

約数和(自身を除く): 52702654464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 47, 48, 51, 56, 60, 61, 63, 64, 68, 70, 72, 80, 84, 85, 90, 94, 96, 102, 105, 112, 119, 120, 122, 126, 128, 136, 140, 141, 144, 153, 160, 168, 170, 180, 183, 188, 192, 204, 210, 224, 235, 238, 240, 244, 252, 255, 256, 272, 280, 282, 288, 305, 306, 315, 320, 329, 336, 340, 357, 360, 366, 376, 384, 408, 420, 423, 427, 448, 470, 476, 480, 488, 504, 510, 512, 544, 549, 560, 564, 576, 595, 610, 612, 630, 640, 658, 672, 680, 705, 714, 720, 732, 752, 765, 768, 799, 816, 840, 846, 854, 896, 915, 940, 952, 960, 976, 987, 1008, 1020, 1024, 1037, 1071, 1088, 1098, 1120, 1128, 1152, 1190, 1220, 1224, 1260, 1280, 1281, 1316, 1344, 1360, 1410, 1428, 1440, 1464, 1504, 1530, 1536, 1598, 1632, 1645, 1680, 1692, 1708, 1785, 1792, 1830, 1880, 1904, 1920, 1952, 1974, 2016, 2040, 2074, 2115, 2135, 2142, 2176, 2196, 2240, 2256, 2304, 2380, 2397, 2440, 2448, 2520, 2560, 2562, 2632, 2688, 2720, 2745, 2820, 2856, 2867, 2880, 2928, 2961, 3008, 3060, 3072, 3111, 3196, 3264, 3290, 3360, 3384, 3416, 3570, 3584, 3660, 3760, 3808, 3840, 3843, 3904, 3948, 3995, 4032, 4080, 4148, 4230, 4270, 4284, 4352, 4392, 4480, 4512, 4608, 4760, 4794, 4880, 4896, 4935, 5040, 5120, 5124, 5185, 5264, 5355, 5376, 5440, 5490, 5593, 5640, 5712, 5734, 5760, 5856, 5922, 6016, 6120, 6222, 6392, 6405, 6528, 6580, 6720, 6768, 6832, 7140, 7168, 7191, 7259, 7320, 7520, 7616, 7680, 7686, 7808, 7896, 7990, 8064, 8160, 8296, 8460, 8540, 8568, 8601, 8704, 8784, 8960, 9024, 9216, 9333, 9520, 9588, 9760, 9792, 9870, 10080, 10248, 10370, 10528, 10710, 10752, 10880, 10980, 11186, 11280, 11424, 11468, 11520, 11712, 11844, 11985, 12032, 12240, 12444, 12784, 12810, 13056, 13160, 13440, 13536, 13664, 14280, 14335, 14382, 14518, 14640, 14805, 15040, 15232, 15360, 15372, 15555, 15616, 15792, 15980, 16128, 16320, 16592, 16779, 16920, 17080, 17136, 17202, 17408, 17568, 17920, 18048, 18666, 19040, 19176, 19215, 19520, 19584, 19740, 20069, 20160, 20496, 20740, 21056, 21420, 21504, 21760, 21777, 21960, 22372, 22560, 22848, 22936, 23040, 23424, 23688, 23970, 24064, 24480, 24888, 25568, 25620, 25803, 26112, 26320, 26880, 27072, 27328, 27965, 28560, 28670, 28764, 29036, 29280, 29610, 30080, 30464, 30744, 31110, 31232, 31584, 31960, 32256, 32640, 33184, 33558, 33840, 34160, 34272, 34404, 35136, 35840, 35955, 36096, 36295, 37332, 38080, 38352, 38430, 39040, 39168, 39480, 40138, 40320, 40992, 41480, 42112, 42840, 43005, 43520, 43554, 43920, 44744, 45120, 45696, 45872, 46080, 46665, 46848, 47376, 47940, 48128, 48739, 48960, 49776, 50337, 51136, 51240, 51606, 52224, 52640, 53760, 54144, 54656, 55930, 57120, 57340, 57528, 58072, 58560, 59220, 60160, 60207, 60928, 61488, 62220, 62464, 63168, 63920, 64512, 65280, 65331, 66368, 67116, 67680, 68320, 68544, 68808, 70272, 71910, 72192, 72590, 74664, 76160, 76704, 76860, 78080, 78336, 78960, 80276, 80640, 81984, 82960, 83895, 84224, 85680, 86010, 87040, 87108, 87840, 89488, 90240, 91392, 91744, 93330, 93696, 94752, 95880, 97478, 97920, 99552, 100345, 100674, 102272, 102480, 103212, 105280, 107520, 108288, 108885, 109312, 111860, 114240, 114680, 115056, 116144, 117120, 118440, 120320, 120414, 121856, 122976, 124440, 126336, 127840, 129015, 130560, 130662, 132736, 134232, 135360, 136640, 137088, 137616, 140544, 143820, 144384, 145180, 146217, 149328, 152320, 153408, 153720, 156160, 156672, 157920, 160552, 161280, 163968, 165920, 167790, 168448, 171360, 172020, 174216, 175680, 178976, 180480, 180621, 182784, 183488, 186660, 187392, 189504, 191760, 194956, 195840, 199104, 200690, 201348, 204544, 204960, 206424, 210560, 216576, 217770, 218624, 223720, 228480, 229360, 230112, 232288, 234240, 236880, 240640, 240828, 243695, 245952, 248880, 251685, 252672, 255680, 258030, 261120, 261324, 265472, 268464, 270720, 273280, 274176, 275232, 281088, 287640, 290360, 292434, 298656, 301035, 304640, 306816, 307440, 312320, 315840, 321104, 322560, 326655, 327936, 331840, 335580, 336896, 341173, 342720, 344040, 348432, 351360, 357952, 360960, 361242, 365568, 366976, 373320, 379008, 383520, 389912, 391680, 398208, 401380, 402696, 409088, 409920, 412848, 421120, 433152, 435540, 437248, 438651, 447440, 456960, 458720, 460224, 464576, 468480, 473760, 481656, 487390, 491904, 497760, 503370, 505344, 511360, 516060, 522648, 530944, 536928, 541440, 546560, 548352, 550464, 562176, 575280, 580720, 584868, 597312, 602070, 609280, 613632, 614880, 631680, 642208, 653310, 655872, 663680, 671160, 682346, 685440, 688080, 696864, 702720, 715904, 721920, 722484, 731085, 733952, 746640, 758016, 767040, 779824, 783360, 796416, 802760, 805392, 818176, 819840, 825696, 842240, 871080, 877302, 894880, 903105, 913920, 917440, 920448, 929152, 936960, 947520, 963312, 974780, 983808, 995520, 1006740, 1010688, 1022720, 1023519, 1032120, 1045296, 1061888, 1073856, 1082880, 1093120, 1096704, 1100928, 1150560, 1161440, 1169736, 1194624, 1204140, 1227264, 1229760, 1263360, 1284416, 1306620, 1311744, 1327360, 1342320, 1364692, 1370880, 1376160, 1393728, 1405440, 1431808, 1444968, 1462170, 1467904, 1493280, 1516032, 1534080, 1559648, 1592832, 1605520, 1610784, 1639680, 1651392, 1684480, 1705865, 1742160, 1754604, 1789760, 1806210, 1827840, 1834880, 1840896, 1858304, 1895040, 1926624, 1949560, 1967616, 1991040, 2013480, 2045440, 2047038, 2064240, 2090592, 2147712, 2165760, 2186240, 2193255, 2201856, 2301120, 2322880, 2339472, 2389248, 2408280, 2454528, 2459520, 2526720, 2568832, 2613240, 2654720, 2684640, 2729384, 2741760, 2752320, 2787456, 2810880, 2863616, 2889936, 2924340, 2935808, 2986560, 3032064, 3068160, 3070557, 3119296, 3185664, 3211040, 3221568, 3279360, 3302784, 3411730, 3484320, 3509208, 3579520, 3612420, 3669760, 3681792, 3716608, 3790080, 3853248, 3899120, 3935232, 3982080, 4026960, 4090880, 4094076, 4128480, 4181184, 4295424, 4386510, 4403712, 4602240, 4645760, 4678944, 4778496, 4816560, 4919040, 5053440, 5117595, 5137664, 5226480, 5309440, 5369280, 5458768, 5483520, 5504640, 5574912, 5727232, 5779872, 5848680, 5973120, 6136320, 6141114, 6238592, 6422080, 6443136, 6558720, 6605568, 6823460, 6968640, 7018416, 7159040, 7224840, 7339520, 7363584, 7433216, 7580160, 7706496, 7798240, 7964160, 8053920, 8188152, 8256960, 8362368, 8590848, 8773020, 8807424, 9204480, 9291520, 9357888, 9556992, 9633120, 9838080, 10235190, 10275328, 10452960, 10738560, 10917536, 11009280, 11149824, 11559744, 11697360, 11946240, 12272640, 12282228, 12477184, 12844160, 12886272, 13211136, 13646920, 13937280, 14036832, 14318080, 14449680, 14679040, 15160320, 15352785, 15412992, 15596480, 15928320, 16107840, 16376304, 16513920, 16724736, 17181696, 17546040, 18408960, 18583040, 18715776, 19266240, 19676160, 20470380, 20550656, 20905920, 21477120, 21835072, 22018560, 22299648, 23119488, 23394720, 23892480, 24564456, 24954368, 25688320, 25772544, 26422272, 27293840, 27874560, 28073664, 28636160, 28899360, 30705570, 30825984, 31192960, 32215680, 32752608, 33027840, 33449472, 35092080, 36817920, 37166080, 37431552, 38532480, 40940760, 41811840, 42954240, 43670144, 44037120, 46238976, 46789440, 47784960, 49128912, 49908736, 51376640, 51545088, 54587680, 55749120, 56147328, 57798720, 61411140, 61651968, 62385920, 64431360, 65505216, 66055680, 66898944, 70184160, 74863104, 77064960, 81881520, 83623680, 85908480, 87340288, 92477952, 93578880, 98257824, 102753280, 109175360, 111498240, 112294656, 115597440, 122822280, 124771840, 128862720, 131010432, 132111360, 140368320, 149726208, 154129920, 163763040, 167247360, 174680576, 184955904, 187157760, 196515648, 218350720, 224589312, 231194880, 245644560, 249543680, 257725440, 262020864, 280736640, 308259840, 327526080, 334494720, 349361152, 374315520, 393031296, 436701440, 449178624, 462389760, 491289120, 524041728, 561473280, 655052160, 748631040, 786062592, 873402880, 924779520, 982578240, 1048083456, 1122946560, 1310104320, 1572125184, 1746805760, 1965156480, 2245893120, 2620208640, 3144250368, 3930312960, 5240417280, 7860625920, 15721251840]

約数ペア:

[(1, 15721251840), (2, 7860625920), (3, 5240417280), (4, 3930312960), (5, 3144250368), (6, 2620208640), (7, 2245893120), (8, 1965156480), (9, 1746805760), (10, 1572125184), (12, 1310104320), (14, 1122946560), (15, 1048083456), (16, 982578240), (17, 924779520), (18, 873402880), (20, 786062592), (21, 748631040), (24, 655052160), (28, 561473280), (30, 524041728), (32, 491289120), (34, 462389760), (35, 449178624), (36, 436701440), (40, 393031296), (42, 374315520), (45, 349361152), (47, 334494720), (48, 327526080), (51, 308259840), (56, 280736640), (60, 262020864), (61, 257725440), (63, 249543680), (64, 245644560), (68, 231194880), (70, 224589312), (72, 218350720), (80, 196515648), (84, 187157760), (85, 184955904), (90, 174680576), (94, 167247360), (96, 163763040), (102, 154129920), (105, 149726208), (112, 140368320), (119, 132111360), (120, 131010432), (122, 128862720), (126, 124771840), (128, 122822280), (136, 115597440), (140, 112294656), (141, 111498240), (144, 109175360), (153, 102753280), (160, 98257824), (168, 93578880), (170, 92477952), (180, 87340288), (183, 85908480), (188, 83623680), (192, 81881520), (204, 77064960), (210, 74863104), (224, 70184160), (235, 66898944), (238, 66055680), (240, 65505216), (244, 64431360), (252, 62385920), (255, 61651968), (256, 61411140), (272, 57798720), (280, 56147328), (282, 55749120), (288, 54587680), (305, 51545088), (306, 51376640), (315, 49908736), (320, 49128912), (329, 47784960), (336, 46789440), (340, 46238976), (357, 44037120), (360, 43670144), (366, 42954240), (376, 41811840), (384, 40940760), (408, 38532480), (420, 37431552), (423, 37166080), (427, 36817920), (448, 35092080), (470, 33449472), (476, 33027840), (480, 32752608), (488, 32215680), (504, 31192960), (510, 30825984), (512, 30705570), (544, 28899360), (549, 28636160), (560, 28073664), (564, 27874560), (576, 27293840), (595, 26422272), (610, 25772544), (612, 25688320), (630, 24954368), (640, 24564456), (658, 23892480), (672, 23394720), (680, 23119488), (705, 22299648), (714, 22018560), (720, 21835072), (732, 21477120), (752, 20905920), (765, 20550656), (768, 20470380), (799, 19676160), (816, 19266240), (840, 18715776), (846, 18583040), (854, 18408960), (896, 17546040), (915, 17181696), (940, 16724736), (952, 16513920), (960, 16376304), (976, 16107840), (987, 15928320), (1008, 15596480), (1020, 15412992), (1024, 15352785), (1037, 15160320), (1071, 14679040), (1088, 14449680), (1098, 14318080), (1120, 14036832), (1128, 13937280), (1152, 13646920), (1190, 13211136), (1220, 12886272), (1224, 12844160), (1260, 12477184), (1280, 12282228), (1281, 12272640), (1316, 11946240), (1344, 11697360), (1360, 11559744), (1410, 11149824), (1428, 11009280), (1440, 10917536), (1464, 10738560), (1504, 10452960), (1530, 10275328), (1536, 10235190), (1598, 9838080), (1632, 9633120), (1645, 9556992), (1680, 9357888), (1692, 9291520), (1708, 9204480), (1785, 8807424), (1792, 8773020), (1830, 8590848), (1880, 8362368), (1904, 8256960), (1920, 8188152), (1952, 8053920), (1974, 7964160), (2016, 7798240), (2040, 7706496), (2074, 7580160), (2115, 7433216), (2135, 7363584), (2142, 7339520), (2176, 7224840), (2196, 7159040), (2240, 7018416), (2256, 6968640), (2304, 6823460), (2380, 6605568), (2397, 6558720), (2440, 6443136), (2448, 6422080), (2520, 6238592), (2560, 6141114), (2562, 6136320), (2632, 5973120), (2688, 5848680), (2720, 5779872), (2745, 5727232), (2820, 5574912), (2856, 5504640), (2867, 5483520), (2880, 5458768), (2928, 5369280), (2961, 5309440), (3008, 5226480), (3060, 5137664), (3072, 5117595), (3111, 5053440), (3196, 4919040), (3264, 4816560), (3290, 4778496), (3360, 4678944), (3384, 4645760), (3416, 4602240), (3570, 4403712), (3584, 4386510), (3660, 4295424), (3760, 4181184), (3808, 4128480), (3840, 4094076), (3843, 4090880), (3904, 4026960), (3948, 3982080), (3995, 3935232), (4032, 3899120), (4080, 3853248), (4148, 3790080), (4230, 3716608), (4270, 3681792), (4284, 3669760), (4352, 3612420), (4392, 3579520), (4480, 3509208), (4512, 3484320), (4608, 3411730), (4760, 3302784), (4794, 3279360), (4880, 3221568), (4896, 3211040), (4935, 3185664), (5040, 3119296), (5120, 3070557), (5124, 3068160), (5185, 3032064), (5264, 2986560), (5355, 2935808), (5376, 2924340), (5440, 2889936), (5490, 2863616), (5593, 2810880), (5640, 2787456), (5712, 2752320), (5734, 2741760), (5760, 2729384), (5856, 2684640), (5922, 2654720), (6016, 2613240), (6120, 2568832), (6222, 2526720), (6392, 2459520), (6405, 2454528), (6528, 2408280), (6580, 2389248), (6720, 2339472), (6768, 2322880), (6832, 2301120), (7140, 2201856), (7168, 2193255), (7191, 2186240), (7259, 2165760), (7320, 2147712), (7520, 2090592), (7616, 2064240), (7680, 2047038), (7686, 2045440), (7808, 2013480), (7896, 1991040), (7990, 1967616), (8064, 1949560), (8160, 1926624), (8296, 1895040), (8460, 1858304), (8540, 1840896), (8568, 1834880), (8601, 1827840), (8704, 1806210), (8784, 1789760), (8960, 1754604), (9024, 1742160), (9216, 1705865), (9333, 1684480), (9520, 1651392), (9588, 1639680), (9760, 1610784), (9792, 1605520), (9870, 1592832), (10080, 1559648), (10248, 1534080), (10370, 1516032), (10528, 1493280), (10710, 1467904), (10752, 1462170), (10880, 1444968), (10980, 1431808), (11186, 1405440), (11280, 1393728), (11424, 1376160), (11468, 1370880), (11520, 1364692), (11712, 1342320), (11844, 1327360), (11985, 1311744), (12032, 1306620), (12240, 1284416), (12444, 1263360), (12784, 1229760), (12810, 1227264), (13056, 1204140), (13160, 1194624), (13440, 1169736), (13536, 1161440), (13664, 1150560), (14280, 1100928), (14335, 1096704), (14382, 1093120), (14518, 1082880), (14640, 1073856), (14805, 1061888), (15040, 1045296), (15232, 1032120), (15360, 1023519), (15372, 1022720), (15555, 1010688), (15616, 1006740), (15792, 995520), (15980, 983808), (16128, 974780), (16320, 963312), (16592, 947520), (16779, 936960), (16920, 929152), (17080, 920448), (17136, 917440), (17202, 913920), (17408, 903105), (17568, 894880), (17920, 877302), (18048, 871080), (18666, 842240), (19040, 825696), (19176, 819840), (19215, 818176), (19520, 805392), (19584, 802760), (19740, 796416), (20069, 783360), (20160, 779824), (20496, 767040), (20740, 758016), (21056, 746640), (21420, 733952), (21504, 731085), (21760, 722484), (21777, 721920), (21960, 715904), (22372, 702720), (22560, 696864), (22848, 688080), (22936, 685440), (23040, 682346), (23424, 671160), (23688, 663680), (23970, 655872), (24064, 653310), (24480, 642208), (24888, 631680), (25568, 614880), (25620, 613632), (25803, 609280), (26112, 602070), (26320, 597312), (26880, 584868), (27072, 580720), (27328, 575280), (27965, 562176), (28560, 550464), (28670, 548352), (28764, 546560), (29036, 541440), (29280, 536928), (29610, 530944), (30080, 522648), (30464, 516060), (30744, 511360), (31110, 505344), (31232, 503370), (31584, 497760), (31960, 491904), (32256, 487390), (32640, 481656), (33184, 473760), (33558, 468480), (33840, 464576), (34160, 460224), (34272, 458720), (34404, 456960), (35136, 447440), (35840, 438651), (35955, 437248), (36096, 435540), (36295, 433152), (37332, 421120), (38080, 412848), (38352, 409920), (38430, 409088), (39040, 402696), (39168, 401380), (39480, 398208), (40138, 391680), (40320, 389912), (40992, 383520), (41480, 379008), (42112, 373320), (42840, 366976), (43005, 365568), (43520, 361242), (43554, 360960), (43920, 357952), (44744, 351360), (45120, 348432), (45696, 344040), (45872, 342720), (46080, 341173), (46665, 336896), (46848, 335580), (47376, 331840), (47940, 327936), (48128, 326655), (48739, 322560), (48960, 321104), (49776, 315840), (50337, 312320), (51136, 307440), (51240, 306816), (51606, 304640), (52224, 301035), (52640, 298656), (53760, 292434), (54144, 290360), (54656, 287640), (55930, 281088), (57120, 275232), (57340, 274176), (57528, 273280), (58072, 270720), (58560, 268464), (59220, 265472), (60160, 261324), (60207, 261120), (60928, 258030), (61488, 255680), (62220, 252672), (62464, 251685), (63168, 248880), (63920, 245952), (64512, 243695), (65280, 240828), (65331, 240640), (66368, 236880), (67116, 234240), (67680, 232288), (68320, 230112), (68544, 229360), (68808, 228480), (70272, 223720), (71910, 218624), (72192, 217770), (72590, 216576), (74664, 210560), (76160, 206424), (76704, 204960), (76860, 204544), (78080, 201348), (78336, 200690), (78960, 199104), (80276, 195840), (80640, 194956), (81984, 191760), (82960, 189504), (83895, 187392), (84224, 186660), (85680, 183488), (86010, 182784), (87040, 180621), (87108, 180480), (87840, 178976), (89488, 175680), (90240, 174216), (91392, 172020), (91744, 171360), (93330, 168448), (93696, 167790), (94752, 165920), (95880, 163968), (97478, 161280), (97920, 160552), (99552, 157920), (100345, 156672), (100674, 156160), (102272, 153720), (102480, 153408), (103212, 152320), (105280, 149328), (107520, 146217), (108288, 145180), (108885, 144384), (109312, 143820), (111860, 140544), (114240, 137616), (114680, 137088), (115056, 136640), (116144, 135360), (117120, 134232), (118440, 132736), (120320, 130662), (120414, 130560), (121856, 129015), (122976, 127840), (124440, 126336)]