19680904320

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{557}}^1$

素因数の和:836

約数の個数: 512

約数和(自身を含む): 78680678400

約数和(自身を除く): 58999774080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 239, 240, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 478, 480, 528, 557, 560, 616, 640, 660, 672, 704, 717, 770, 840, 880, 896, 924, 956, 960, 1056, 1114, 1120, 1155, 1195, 1232, 1320, 1344, 1408, 1434, 1540, 1671, 1673, 1680, 1760, 1848, 1912, 1920, 2112, 2228, 2240, 2310, 2390, 2464, 2629, 2640, 2688, 2785, 2868, 3080, 3342, 3346, 3360, 3520, 3585, 3696, 3824, 3899, 4224, 4456, 4480, 4620, 4780, 4928, 5019, 5258, 5280, 5570, 5736, 6127, 6160, 6684, 6692, 6720, 7040, 7170, 7392, 7648, 7798, 7887, 8355, 8365, 8912, 9240, 9560, 9856, 10038, 10516, 10560, 11140, 11472, 11697, 12254, 12320, 13145, 13368, 13384, 13440, 14340, 14784, 15296, 15596, 15774, 16710, 16730, 17824, 18381, 18403, 18480, 19120, 19495, 20076, 21032, 21120, 22280, 22944, 23394, 24508, 24640, 25095, 26290, 26736, 26768, 28680, 29568, 30592, 30635, 31192, 31548, 33420, 33460, 35648, 36762, 36806, 36960, 38240, 38990, 39435, 40152, 42064, 42889, 44560, 45888, 46788, 49016, 49280, 50190, 52580, 53472, 53536, 55209, 57360, 58485, 61270, 62384, 63096, 66840, 66920, 71296, 73524, 73612, 73920, 76480, 77980, 78870, 80304, 84128, 85778, 89120, 91776, 91905, 92015, 93576, 98032, 100380, 105160, 106944, 107072, 110418, 114720, 116970, 122540, 124768, 126192, 128667, 133123, 133680, 133840, 147048, 147224, 147840, 152960, 155960, 157740, 160608, 168256, 171556, 178240, 183810, 184030, 187152, 196064, 200760, 210320, 213888, 214144, 214445, 220836, 229440, 233940, 245080, 249536, 252384, 257334, 266246, 267360, 267680, 276045, 294096, 294448, 311920, 315480, 321216, 336512, 343112, 356480, 367620, 368060, 374304, 392128, 399369, 401520, 420640, 428890, 441672, 458880, 467880, 490160, 499072, 504768, 514668, 532492, 534720, 535360, 552090, 588192, 588896, 623840, 630960, 642432, 643335, 665615, 686224, 735240, 736120, 748608, 784256, 798738, 803040, 841280, 857780, 883344, 931861, 935760, 980320, 1009536, 1029336, 1064984, 1069440, 1070720, 1104180, 1176384, 1177792, 1247680, 1261920, 1286670, 1331230, 1372448, 1464353, 1470480, 1472240, 1497216, 1597476, 1606080, 1682560, 1715560, 1766688, 1863722, 1871520, 1960640, 1996845, 2058672, 2129968, 2208360, 2352768, 2355584, 2495360, 2523840, 2573340, 2662460, 2744896, 2795583, 2928706, 2940960, 2944480, 3194952, 3212160, 3431120, 3533376, 3727444, 3743040, 3921280, 3993690, 4117344, 4259936, 4393059, 4416720, 4659305, 5047680, 5146680, 5324920, 5489792, 5591166, 5857412, 5881920, 5888960, 6389904, 6862240, 7066752, 7321765, 7454888, 7486080, 7987380, 8234688, 8519872, 8786118, 8833440, 9318610, 10250471, 10293360, 10649840, 11182332, 11714824, 11763840, 11777920, 12779808, 13724480, 13977915, 14643530, 14909776, 15974760, 16469376, 17039744, 17572236, 17666880, 18637220, 20500942, 20586720, 21299680, 21965295, 22364664, 23429648, 25559616, 27448960, 27955830, 29287060, 29819552, 30751413, 31949520, 35144472, 35333760, 37274440, 41001884, 41173440, 42599360, 43930590, 44729328, 46859296, 51119232, 51252355, 55911660, 58574120, 59639104, 61502826, 63899040, 70288944, 74548880, 82003768, 82346880, 85198720, 87861180, 89458656, 93718592, 102504710, 111823320, 117148240, 119278208, 123005652, 127798080, 140577888, 149097760, 153757065, 164007536, 175722360, 178917312, 187437184, 205009420, 223646640, 234296480, 246011304, 255596160, 281155776, 298195520, 307514130, 328015072, 351444720, 357834624, 410018840, 447293280, 468592960, 492022608, 562311552, 596391040, 615028260, 656030144, 702889440, 820037680, 894586560, 937185920, 984045216, 1230056520, 1312060288, 1405778880, 1640075360, 1789173120, 1968090432, 2460113040, 2811557760, 3280150720, 3936180864, 4920226080, 6560301440, 9840452160, 19680904320]

約数ペア:

[(1, 19680904320), (2, 9840452160), (3, 6560301440), (4, 4920226080), (5, 3936180864), (6, 3280150720), (7, 2811557760), (8, 2460113040), (10, 1968090432), (11, 1789173120), (12, 1640075360), (14, 1405778880), (15, 1312060288), (16, 1230056520), (20, 984045216), (21, 937185920), (22, 894586560), (24, 820037680), (28, 702889440), (30, 656030144), (32, 615028260), (33, 596391040), (35, 562311552), (40, 492022608), (42, 468592960), (44, 447293280), (48, 410018840), (55, 357834624), (56, 351444720), (60, 328015072), (64, 307514130), (66, 298195520), (70, 281155776), (77, 255596160), (80, 246011304), (84, 234296480), (88, 223646640), (96, 205009420), (105, 187437184), (110, 178917312), (112, 175722360), (120, 164007536), (128, 153757065), (132, 149097760), (140, 140577888), (154, 127798080), (160, 123005652), (165, 119278208), (168, 117148240), (176, 111823320), (192, 102504710), (210, 93718592), (220, 89458656), (224, 87861180), (231, 85198720), (239, 82346880), (240, 82003768), (264, 74548880), (280, 70288944), (308, 63899040), (320, 61502826), (330, 59639104), (336, 58574120), (352, 55911660), (384, 51252355), (385, 51119232), (420, 46859296), (440, 44729328), (448, 43930590), (462, 42599360), (478, 41173440), (480, 41001884), (528, 37274440), (557, 35333760), (560, 35144472), (616, 31949520), (640, 30751413), (660, 29819552), (672, 29287060), (704, 27955830), (717, 27448960), (770, 25559616), (840, 23429648), (880, 22364664), (896, 21965295), (924, 21299680), (956, 20586720), (960, 20500942), (1056, 18637220), (1114, 17666880), (1120, 17572236), (1155, 17039744), (1195, 16469376), (1232, 15974760), (1320, 14909776), (1344, 14643530), (1408, 13977915), (1434, 13724480), (1540, 12779808), (1671, 11777920), (1673, 11763840), (1680, 11714824), (1760, 11182332), (1848, 10649840), (1912, 10293360), (1920, 10250471), (2112, 9318610), (2228, 8833440), (2240, 8786118), (2310, 8519872), (2390, 8234688), (2464, 7987380), (2629, 7486080), (2640, 7454888), (2688, 7321765), (2785, 7066752), (2868, 6862240), (3080, 6389904), (3342, 5888960), (3346, 5881920), (3360, 5857412), (3520, 5591166), (3585, 5489792), (3696, 5324920), (3824, 5146680), (3899, 5047680), (4224, 4659305), (4456, 4416720), (4480, 4393059), (4620, 4259936), (4780, 4117344), (4928, 3993690), (5019, 3921280), (5258, 3743040), (5280, 3727444), (5570, 3533376), (5736, 3431120), (6127, 3212160), (6160, 3194952), (6684, 2944480), (6692, 2940960), (6720, 2928706), (7040, 2795583), (7170, 2744896), (7392, 2662460), (7648, 2573340), (7798, 2523840), (7887, 2495360), (8355, 2355584), (8365, 2352768), (8912, 2208360), (9240, 2129968), (9560, 2058672), (9856, 1996845), (10038, 1960640), (10516, 1871520), (10560, 1863722), (11140, 1766688), (11472, 1715560), (11697, 1682560), (12254, 1606080), (12320, 1597476), (13145, 1497216), (13368, 1472240), (13384, 1470480), (13440, 1464353), (14340, 1372448), (14784, 1331230), (15296, 1286670), (15596, 1261920), (15774, 1247680), (16710, 1177792), (16730, 1176384), (17824, 1104180), (18381, 1070720), (18403, 1069440), (18480, 1064984), (19120, 1029336), (19495, 1009536), (20076, 980320), (21032, 935760), (21120, 931861), (22280, 883344), (22944, 857780), (23394, 841280), (24508, 803040), (24640, 798738), (25095, 784256), (26290, 748608), (26736, 736120), (26768, 735240), (28680, 686224), (29568, 665615), (30592, 643335), (30635, 642432), (31192, 630960), (31548, 623840), (33420, 588896), (33460, 588192), (35648, 552090), (36762, 535360), (36806, 534720), (36960, 532492), (38240, 514668), (38990, 504768), (39435, 499072), (40152, 490160), (42064, 467880), (42889, 458880), (44560, 441672), (45888, 428890), (46788, 420640), (49016, 401520), (49280, 399369), (50190, 392128), (52580, 374304), (53472, 368060), (53536, 367620), (55209, 356480), (57360, 343112), (58485, 336512), (61270, 321216), (62384, 315480), (63096, 311920), (66840, 294448), (66920, 294096), (71296, 276045), (73524, 267680), (73612, 267360), (73920, 266246), (76480, 257334), (77980, 252384), (78870, 249536), (80304, 245080), (84128, 233940), (85778, 229440), (89120, 220836), (91776, 214445), (91905, 214144), (92015, 213888), (93576, 210320), (98032, 200760), (100380, 196064), (105160, 187152), (106944, 184030), (107072, 183810), (110418, 178240), (114720, 171556), (116970, 168256), (122540, 160608), (124768, 157740), (126192, 155960), (128667, 152960), (133123, 147840), (133680, 147224), (133840, 147048)]