20785610880

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:546

約数の個数: 640

約数和(自身を含む): 79976160000

約数和(自身を除く): 59190549120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 47, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 94, 95, 96, 108, 114, 120, 128, 135, 141, 144, 152, 160, 162, 171, 180, 188, 190, 192, 216, 228, 235, 240, 270, 282, 285, 288, 304, 320, 324, 342, 360, 376, 380, 384, 405, 423, 432, 449, 456, 470, 480, 513, 540, 564, 570, 576, 608, 640, 648, 684, 705, 720, 752, 760, 810, 846, 855, 864, 893, 898, 912, 940, 960, 1026, 1080, 1128, 1140, 1152, 1216, 1269, 1296, 1347, 1368, 1410, 1440, 1504, 1520, 1539, 1620, 1692, 1710, 1728, 1786, 1796, 1824, 1880, 1920, 2052, 2115, 2160, 2245, 2256, 2280, 2432, 2538, 2565, 2592, 2679, 2694, 2736, 2820, 2880, 3008, 3040, 3078, 3240, 3384, 3420, 3456, 3572, 3592, 3648, 3760, 3807, 4041, 4104, 4230, 4320, 4465, 4490, 4512, 4560, 5076, 5130, 5184, 5358, 5388, 5472, 5640, 5760, 6016, 6080, 6156, 6345, 6480, 6735, 6768, 6840, 7144, 7184, 7296, 7520, 7614, 7695, 8037, 8082, 8208, 8460, 8531, 8640, 8930, 8980, 9024, 9120, 10152, 10260, 10368, 10716, 10776, 10944, 11280, 12123, 12160, 12312, 12690, 12960, 13395, 13470, 13536, 13680, 14288, 14368, 15040, 15228, 15390, 16074, 16164, 16416, 16920, 17062, 17280, 17860, 17960, 18048, 18240, 19035, 20205, 20304, 20520, 21103, 21432, 21552, 21888, 22560, 24111, 24246, 24624, 25380, 25593, 25920, 26790, 26940, 27072, 27360, 28576, 28736, 30080, 30456, 30780, 32148, 32328, 32832, 33840, 34124, 35720, 35920, 36369, 36480, 38070, 40185, 40410, 40608, 41040, 42206, 42655, 42864, 43104, 45120, 48222, 48492, 49248, 50760, 51186, 51840, 53580, 53880, 54144, 54720, 57152, 57472, 60615, 60912, 61560, 63309, 64296, 64656, 65664, 67680, 68248, 71440, 71840, 72333, 72738, 76140, 76779, 80370, 80820, 81216, 82080, 84412, 85310, 85728, 86208, 90240, 96444, 96984, 98496, 101520, 102372, 105515, 107160, 107760, 109440, 114304, 120555, 121230, 121824, 123120, 126618, 127965, 128592, 129312, 135360, 136496, 142880, 143680, 144666, 145476, 152280, 153558, 160740, 161640, 162432, 164160, 168824, 170620, 171456, 172416, 181845, 189927, 192888, 193968, 196992, 203040, 204744, 211030, 214320, 215520, 230337, 241110, 242460, 243648, 246240, 253236, 255930, 257184, 258624, 270720, 272992, 285760, 287360, 289332, 290952, 304560, 307116, 316545, 321480, 323280, 328320, 337648, 341240, 342912, 361665, 363690, 379854, 383895, 385776, 387936, 400957, 406080, 409488, 422060, 428640, 431040, 460674, 482220, 484920, 487296, 492480, 506472, 511860, 514368, 517248, 545984, 569781, 571520, 578664, 581904, 609120, 614232, 633090, 642960, 646560, 675296, 682480, 691011, 723330, 727380, 759708, 767790, 771552, 775872, 801914, 812160, 818976, 844120, 857280, 862080, 921348, 949635, 964440, 969840, 984960, 1012944, 1023720, 1028736, 1091968, 1139562, 1151685, 1157328, 1163808, 1202871, 1218240, 1228464, 1266180, 1285920, 1293120, 1350592, 1364960, 1382022, 1446660, 1454760, 1519416, 1535580, 1543104, 1551744, 1603828, 1637952, 1688240, 1709343, 1714560, 1842696, 1899270, 1928880, 1939680, 2004785, 2025888, 2047440, 2279124, 2303370, 2314656, 2327616, 2405742, 2436480, 2456928, 2532360, 2571840, 2586240, 2701184, 2729920, 2764044, 2848905, 2893320, 2909520, 3038832, 3071160, 3086208, 3207656, 3275904, 3376480, 3418686, 3455055, 3608613, 3685392, 3798540, 3857760, 3879360, 4009570, 4051776, 4094880, 4558248, 4606740, 4629312, 4655232, 4811484, 4913856, 5064720, 5143680, 5459840, 5528088, 5697810, 5786640, 5819040, 6014355, 6077664, 6142320, 6415312, 6752960, 6837372, 6910110, 7217226, 7370784, 7597080, 7715520, 7758720, 8019140, 8103552, 8189760, 8546715, 9116496, 9213480, 9258624, 9622968, 9827712, 10129440, 10825839, 11056176, 11395620, 11573280, 11638080, 12028710, 12155328, 12284640, 12830624, 13505920, 13674744, 13820220, 14434452, 14741568, 15194160, 15431040, 16038280, 16379520, 17093430, 18043065, 18232992, 18426960, 19245936, 20258880, 21651678, 22112352, 22791240, 23146560, 23276160, 24057420, 24310656, 24569280, 25661248, 27349488, 27640440, 28868904, 29483136, 30388320, 32076560, 32477517, 34186860, 36086130, 36465984, 36853920, 38491872, 40517760, 43303356, 44224704, 45582480, 46293120, 48114840, 49138560, 51322496, 54129195, 54698976, 55280880, 57737808, 60776640, 64153120, 64955034, 68373720, 72172260, 72931968, 73707840, 76983744, 86606712, 88449408, 91164960, 96229680, 108258390, 109397952, 110561760, 115475616, 121553280, 128306240, 129910068, 136747440, 144344520, 147415680, 153967488, 162387585, 173213424, 182329920, 192459360, 216516780, 218795904, 221123520, 230951232, 256612480, 259820136, 273494880, 288689040, 324775170, 346426848, 364659840, 384918720, 433033560, 442247040, 461902464, 519640272, 546989760, 577378080, 649550340, 692853696, 769837440, 866067120, 1039280544, 1093979520, 1154756160, 1299100680, 1385707392, 1732134240, 2078561088, 2309512320, 2598201360, 3464268480, 4157122176, 5196402720, 6928536960, 10392805440, 20785610880]

約数ペア:

[(1, 20785610880), (2, 10392805440), (3, 6928536960), (4, 5196402720), (5, 4157122176), (6, 3464268480), (8, 2598201360), (9, 2309512320), (10, 2078561088), (12, 1732134240), (15, 1385707392), (16, 1299100680), (18, 1154756160), (19, 1093979520), (20, 1039280544), (24, 866067120), (27, 769837440), (30, 692853696), (32, 649550340), (36, 577378080), (38, 546989760), (40, 519640272), (45, 461902464), (47, 442247040), (48, 433033560), (54, 384918720), (57, 364659840), (60, 346426848), (64, 324775170), (72, 288689040), (76, 273494880), (80, 259820136), (81, 256612480), (90, 230951232), (94, 221123520), (95, 218795904), (96, 216516780), (108, 192459360), (114, 182329920), (120, 173213424), (128, 162387585), (135, 153967488), (141, 147415680), (144, 144344520), (152, 136747440), (160, 129910068), (162, 128306240), (171, 121553280), (180, 115475616), (188, 110561760), (190, 109397952), (192, 108258390), (216, 96229680), (228, 91164960), (235, 88449408), (240, 86606712), (270, 76983744), (282, 73707840), (285, 72931968), (288, 72172260), (304, 68373720), (320, 64955034), (324, 64153120), (342, 60776640), (360, 57737808), (376, 55280880), (380, 54698976), (384, 54129195), (405, 51322496), (423, 49138560), (432, 48114840), (449, 46293120), (456, 45582480), (470, 44224704), (480, 43303356), (513, 40517760), (540, 38491872), (564, 36853920), (570, 36465984), (576, 36086130), (608, 34186860), (640, 32477517), (648, 32076560), (684, 30388320), (705, 29483136), (720, 28868904), (752, 27640440), (760, 27349488), (810, 25661248), (846, 24569280), (855, 24310656), (864, 24057420), (893, 23276160), (898, 23146560), (912, 22791240), (940, 22112352), (960, 21651678), (1026, 20258880), (1080, 19245936), (1128, 18426960), (1140, 18232992), (1152, 18043065), (1216, 17093430), (1269, 16379520), (1296, 16038280), (1347, 15431040), (1368, 15194160), (1410, 14741568), (1440, 14434452), (1504, 13820220), (1520, 13674744), (1539, 13505920), (1620, 12830624), (1692, 12284640), (1710, 12155328), (1728, 12028710), (1786, 11638080), (1796, 11573280), (1824, 11395620), (1880, 11056176), (1920, 10825839), (2052, 10129440), (2115, 9827712), (2160, 9622968), (2245, 9258624), (2256, 9213480), (2280, 9116496), (2432, 8546715), (2538, 8189760), (2565, 8103552), (2592, 8019140), (2679, 7758720), (2694, 7715520), (2736, 7597080), (2820, 7370784), (2880, 7217226), (3008, 6910110), (3040, 6837372), (3078, 6752960), (3240, 6415312), (3384, 6142320), (3420, 6077664), (3456, 6014355), (3572, 5819040), (3592, 5786640), (3648, 5697810), (3760, 5528088), (3807, 5459840), (4041, 5143680), (4104, 5064720), (4230, 4913856), (4320, 4811484), (4465, 4655232), (4490, 4629312), (4512, 4606740), (4560, 4558248), (5076, 4094880), (5130, 4051776), (5184, 4009570), (5358, 3879360), (5388, 3857760), (5472, 3798540), (5640, 3685392), (5760, 3608613), (6016, 3455055), (6080, 3418686), (6156, 3376480), (6345, 3275904), (6480, 3207656), (6735, 3086208), (6768, 3071160), (6840, 3038832), (7144, 2909520), (7184, 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(24624, 844120), (25380, 818976), (25593, 812160), (25920, 801914), (26790, 775872), (26940, 771552), (27072, 767790), (27360, 759708), (28576, 727380), (28736, 723330), (30080, 691011), (30456, 682480), (30780, 675296), (32148, 646560), (32328, 642960), (32832, 633090), (33840, 614232), (34124, 609120), (35720, 581904), (35920, 578664), (36369, 571520), (36480, 569781), (38070, 545984), (40185, 517248), (40410, 514368), (40608, 511860), (41040, 506472), (42206, 492480), (42655, 487296), (42864, 484920), (43104, 482220), (45120, 460674), (48222, 431040), (48492, 428640), (49248, 422060), (50760, 409488), (51186, 406080), (51840, 400957), (53580, 387936), (53880, 385776), (54144, 383895), (54720, 379854), (57152, 363690), (57472, 361665), (60615, 342912), (60912, 341240), (61560, 337648), (63309, 328320), (64296, 323280), (64656, 321480), (65664, 316545), (67680, 307116), (68248, 304560), (71440, 290952), (71840, 289332), (72333, 287360), (72738, 285760), (76140, 272992), (76779, 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