661893120

素因数分解:

$2^{12}\times 3^5\times 5^1\times 7^1\times {\mathrm{19}}^1$

素因数の和:70

約数の個数: 624

約数和(自身を含む): 2862263040

約数和(自身を除く): 2200369920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 64, 70, 72, 76, 80, 81, 84, 90, 95, 96, 105, 108, 112, 114, 120, 126, 128, 133, 135, 140, 144, 152, 160, 162, 168, 171, 180, 189, 190, 192, 210, 216, 224, 228, 240, 243, 252, 256, 266, 270, 280, 285, 288, 304, 315, 320, 324, 336, 342, 360, 378, 380, 384, 399, 405, 420, 432, 448, 456, 480, 486, 504, 512, 513, 532, 540, 560, 567, 570, 576, 608, 630, 640, 648, 665, 672, 684, 720, 756, 760, 768, 798, 810, 840, 855, 864, 896, 912, 945, 960, 972, 1008, 1024, 1026, 1064, 1080, 1120, 1134, 1140, 1152, 1197, 1215, 1216, 1260, 1280, 1296, 1330, 1344, 1368, 1440, 1512, 1520, 1536, 1539, 1596, 1620, 1680, 1701, 1710, 1728, 1792, 1824, 1890, 1920, 1944, 1995, 2016, 2048, 2052, 2128, 2160, 2240, 2268, 2280, 2304, 2394, 2430, 2432, 2520, 2560, 2565, 2592, 2660, 2688, 2736, 2835, 2880, 3024, 3040, 3072, 3078, 3192, 3240, 3360, 3402, 3420, 3456, 3584, 3591, 3648, 3780, 3840, 3888, 3990, 4032, 4096, 4104, 4256, 4320, 4480, 4536, 4560, 4608, 4617, 4788, 4860, 4864, 5040, 5120, 5130, 5184, 5320, 5376, 5472, 5670, 5760, 5985, 6048, 6080, 6144, 6156, 6384, 6480, 6720, 6804, 6840, 6912, 7168, 7182, 7296, 7560, 7680, 7695, 7776, 7980, 8064, 8208, 8505, 8512, 8640, 8960, 9072, 9120, 9216, 9234, 9576, 9720, 9728, 10080, 10240, 10260, 10368, 10640, 10752, 10773, 10944, 11340, 11520, 11970, 12096, 12160, 12288, 12312, 12768, 12960, 13440, 13608, 13680, 13824, 14336, 14364, 14592, 15120, 15360, 15390, 15552, 15960, 16128, 16416, 17010, 17024, 17280, 17920, 17955, 18144, 18240, 18432, 18468, 19152, 19440, 19456, 20160, 20480, 20520, 20736, 21280, 21504, 21546, 21888, 22680, 23040, 23085, 23940, 24192, 24320, 24624, 25536, 25920, 26880, 27216, 27360, 27648, 28672, 28728, 29184, 30240, 30720, 30780, 31104, 31920, 32256, 32319, 32832, 34020, 34048, 34560, 35840, 35910, 36288, 36480, 36864, 36936, 38304, 38880, 38912, 40320, 41040, 41472, 42560, 43008, 43092, 43776, 45360, 46080, 46170, 47880, 48384, 48640, 49248, 51072, 51840, 53760, 53865, 54432, 54720, 55296, 57456, 58368, 60480, 61440, 61560, 62208, 63840, 64512, 64638, 65664, 68040, 68096, 69120, 71680, 71820, 72576, 72960, 73872, 76608, 77760, 77824, 80640, 82080, 82944, 85120, 86016, 86184, 87552, 90720, 92160, 92340, 95760, 96768, 97280, 98496, 102144, 103680, 107520, 107730, 108864, 109440, 110592, 114912, 116736, 120960, 123120, 124416, 127680, 129024, 129276, 131328, 136080, 136192, 138240, 143360, 143640, 145152, 145920, 147744, 153216, 155520, 161280, 161595, 164160, 165888, 170240, 172368, 175104, 181440, 184320, 184680, 191520, 193536, 194560, 196992, 204288, 207360, 215040, 215460, 217728, 218880, 229824, 233472, 241920, 246240, 248832, 255360, 258048, 258552, 262656, 272160, 272384, 276480, 287280, 290304, 291840, 295488, 306432, 311040, 322560, 323190, 328320, 331776, 340480, 344736, 350208, 362880, 369360, 383040, 387072, 389120, 393984, 408576, 414720, 430080, 430920, 435456, 437760, 459648, 483840, 492480, 497664, 510720, 517104, 525312, 544320, 544768, 552960, 574560, 580608, 583680, 590976, 612864, 622080, 645120, 646380, 656640, 680960, 689472, 700416, 725760, 738720, 766080, 774144, 787968, 817152, 829440, 861840, 870912, 875520, 919296, 967680, 984960, 995328, 1021440, 1034208, 1050624, 1088640, 1149120, 1161216, 1167360, 1181952, 1225728, 1244160, 1290240, 1292760, 1313280, 1361920, 1378944, 1451520, 1477440, 1532160, 1575936, 1634304, 1658880, 1723680, 1741824, 1751040, 1838592, 1935360, 1969920, 2042880, 2068416, 2101248, 2177280, 2298240, 2322432, 2363904, 2451456, 2488320, 2585520, 2626560, 2723840, 2757888, 2903040, 2954880, 3064320, 3151872, 3447360, 3483648, 3502080, 3677184, 3870720, 3939840, 4085760, 4136832, 4354560, 4596480, 4727808, 4902912, 4976640, 5171040, 5253120, 5515776, 5806080, 5909760, 6128640, 6303744, 6894720, 6967296, 7354368, 7879680, 8171520, 8273664, 8709120, 9192960, 9455616, 10342080, 10506240, 11031552, 11612160, 11819520, 12257280, 13789440, 14708736, 15759360, 16547328, 17418240, 18385920, 18911232, 20684160, 22063104, 23639040, 24514560, 27578880, 31518720, 33094656, 34836480, 36771840, 41368320, 44126208, 47278080, 55157760, 66189312, 73543680, 82736640, 94556160, 110315520, 132378624, 165473280, 220631040, 330946560, 661893120]

約数ペア:

[(1, 661893120), (2, 330946560), (3, 220631040), (4, 165473280), (5, 132378624), (6, 110315520), (7, 94556160), (8, 82736640), (9, 73543680), (10, 66189312), (12, 55157760), (14, 47278080), (15, 44126208), (16, 41368320), (18, 36771840), (19, 34836480), (20, 33094656), (21, 31518720), (24, 27578880), (27, 24514560), (28, 23639040), (30, 22063104), (32, 20684160), (35, 18911232), (36, 18385920), (38, 17418240), (40, 16547328), (42, 15759360), (45, 14708736), (48, 13789440), (54, 12257280), (56, 11819520), (57, 11612160), (60, 11031552), (63, 10506240), (64, 10342080), (70, 9455616), (72, 9192960), (76, 8709120), (80, 8273664), (81, 8171520), (84, 7879680), (90, 7354368), (95, 6967296), (96, 6894720), (105, 6303744), (108, 6128640), (112, 5909760), (114, 5806080), (120, 5515776), (126, 5253120), (128, 5171040), (133, 4976640), (135, 4902912), (140, 4727808), (144, 4596480), (152, 4354560), (160, 4136832), (162, 4085760), (168, 3939840), (171, 3870720), (180, 3677184), (189, 3502080), (190, 3483648), (192, 3447360), (210, 3151872), (216, 3064320), (224, 2954880), (228, 2903040), (240, 2757888), (243, 2723840), (252, 2626560), (256, 2585520), (266, 2488320), (270, 2451456), (280, 2363904), (285, 2322432), (288, 2298240), (304, 2177280), (315, 2101248), (320, 2068416), (324, 2042880), (336, 1969920), (342, 1935360), (360, 1838592), (378, 1751040), (380, 1741824), (384, 1723680), (399, 1658880), (405, 1634304), (420, 1575936), (432, 1532160), (448, 1477440), (456, 1451520), (480, 1378944), (486, 1361920), (504, 1313280), (512, 1292760), (513, 1290240), (532, 1244160), (540, 1225728), (560, 1181952), (567, 1167360), (570, 1161216), (576, 1149120), (608, 1088640), (630, 1050624), (640, 1034208), (648, 1021440), (665, 995328), (672, 984960), (684, 967680), (720, 919296), (756, 875520), (760, 870912), (768, 861840), (798, 829440), (810, 817152), (840, 787968), (855, 774144), (864, 766080), (896, 738720), (912, 725760), (945, 700416), (960, 689472), (972, 680960), (1008, 656640), (1024, 646380), (1026, 645120), (1064, 622080), (1080, 612864), (1120, 590976), (1134, 583680), (1140, 580608), (1152, 574560), (1197, 552960), (1215, 544768), (1216, 544320), (1260, 525312), (1280, 517104), (1296, 510720), (1330, 497664), (1344, 492480), (1368, 483840), (1440, 459648), (1512, 437760), (1520, 435456), (1536, 430920), (1539, 430080), (1596, 414720), (1620, 408576), (1680, 393984), (1701, 389120), (1710, 387072), (1728, 383040), (1792, 369360), (1824, 362880), (1890, 350208), (1920, 344736), (1944, 340480), (1995, 331776), (2016, 328320), (2048, 323190), (2052, 322560), (2128, 311040), (2160, 306432), (2240, 295488), (2268, 291840), (2280, 290304), (2304, 287280), (2394, 276480), (2430, 272384), (2432, 272160), (2520, 262656), (2560, 258552), (2565, 258048), (2592, 255360), (2660, 248832), (2688, 246240), (2736, 241920), (2835, 233472), (2880, 229824), (3024, 218880), (3040, 217728), (3072, 215460), (3078, 215040), (3192, 207360), (3240, 204288), (3360, 196992), (3402, 194560), (3420, 193536), (3456, 191520), (3584, 184680), (3591, 184320), (3648, 181440), (3780, 175104), (3840, 172368), (3888, 170240), (3990, 165888), (4032, 164160), (4096, 161595), (4104, 161280), (4256, 155520), (4320, 153216), (4480, 147744), (4536, 145920), (4560, 145152), (4608, 143640), (4617, 143360), (4788, 138240), (4860, 136192), (4864, 136080), (5040, 131328), (5120, 129276), (5130, 129024), (5184, 127680), (5320, 124416), (5376, 123120), (5472, 120960), (5670, 116736), (5760, 114912), (5985, 110592), (6048, 109440), (6080, 108864), (6144, 107730), (6156, 107520), (6384, 103680), (6480, 102144), (6720, 98496), (6804, 97280), (6840, 96768), (6912, 95760), (7168, 92340), (7182, 92160), (7296, 90720), (7560, 87552), (7680, 86184), (7695, 86016), (7776, 85120), (7980, 82944), (8064, 82080), (8208, 80640), (8505, 77824), (8512, 77760), (8640, 76608), (8960, 73872), (9072, 72960), (9120, 72576), (9216, 71820), (9234, 71680), (9576, 69120), (9720, 68096), (9728, 68040), (10080, 65664), (10240, 64638), (10260, 64512), (10368, 63840), (10640, 62208), (10752, 61560), (10773, 61440), (10944, 60480), (11340, 58368), (11520, 57456), (11970, 55296), (12096, 54720), (12160, 54432), (12288, 53865), (12312, 53760), (12768, 51840), (12960, 51072), (13440, 49248), (13608, 48640), (13680, 48384), (13824, 47880), (14336, 46170), (14364, 46080), (14592, 45360), (15120, 43776), (15360, 43092), (15390, 43008), (15552, 42560), (15960, 41472), (16128, 41040), (16416, 40320), (17010, 38912), (17024, 38880), (17280, 38304), (17920, 36936), (17955, 36864), (18144, 36480), (18240, 36288), (18432, 35910), (18468, 35840), (19152, 34560), (19440, 34048), (19456, 34020), (20160, 32832), (20480, 32319), (20520, 32256), (20736, 31920), (21280, 31104), (21504, 30780), (21546, 30720), (21888, 30240), (22680, 29184), (23040, 28728), (23085, 28672), (23940, 27648), (24192, 27360), (24320, 27216), (24624, 26880), (25536, 25920)]