20917879920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5821}}^1$

素因数の和:5901

約数の個数: 480

約数和(自身を含む): 86492749824

約数和(自身を除く): 65574869904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 31, 35, 36, 40, 42, 45, 46, 48, 56, 60, 62, 63, 69, 70, 72, 80, 84, 90, 92, 93, 105, 112, 115, 120, 124, 126, 138, 140, 144, 155, 161, 168, 180, 184, 186, 207, 210, 217, 230, 240, 248, 252, 276, 279, 280, 310, 315, 322, 336, 345, 360, 368, 372, 414, 420, 434, 460, 465, 483, 496, 504, 552, 558, 560, 620, 630, 644, 651, 690, 713, 720, 744, 805, 828, 840, 868, 920, 930, 966, 1008, 1035, 1085, 1104, 1116, 1240, 1260, 1288, 1302, 1380, 1395, 1426, 1449, 1488, 1610, 1656, 1680, 1736, 1840, 1860, 1932, 1953, 2070, 2139, 2170, 2232, 2415, 2480, 2520, 2576, 2604, 2760, 2790, 2852, 2898, 3220, 3255, 3312, 3472, 3565, 3720, 3864, 3906, 4140, 4278, 4340, 4464, 4830, 4991, 5040, 5208, 5520, 5580, 5704, 5796, 5821, 6417, 6440, 6510, 7130, 7245, 7440, 7728, 7812, 8280, 8556, 8680, 9660, 9765, 9982, 10416, 10695, 11160, 11408, 11592, 11642, 12834, 12880, 13020, 14260, 14490, 14973, 15624, 16560, 17112, 17360, 17463, 19320, 19530, 19964, 21390, 22320, 23184, 23284, 24955, 25668, 26040, 28520, 28980, 29105, 29946, 31248, 32085, 34224, 34926, 38640, 39060, 39928, 40747, 42780, 44919, 46568, 49910, 51336, 52080, 52389, 57040, 57960, 58210, 59892, 64170, 69852, 74865, 78120, 79856, 81494, 85560, 87315, 89838, 93136, 99820, 102672, 104778, 115920, 116420, 119784, 122241, 128340, 133883, 139704, 149730, 156240, 162988, 171120, 174630, 179676, 180451, 199640, 203735, 209556, 224595, 232840, 239568, 244482, 256680, 261945, 267766, 279408, 299460, 325976, 349260, 359352, 360902, 366723, 399280, 401649, 407470, 419112, 449190, 465680, 488964, 513360, 523890, 535532, 541353, 598920, 611205, 651952, 669415, 698520, 718704, 721804, 733446, 803298, 814940, 838224, 898380, 902255, 937181, 977928, 1047780, 1071064, 1082706, 1197840, 1204947, 1222410, 1263157, 1338830, 1397040, 1443608, 1466892, 1606596, 1624059, 1629880, 1796760, 1804510, 1833615, 1874362, 1955856, 2008245, 2095560, 2142128, 2165412, 2409894, 2444820, 2526314, 2677660, 2706765, 2811543, 2887216, 2933784, 3213192, 3248118, 3259760, 3593520, 3609020, 3667230, 3748724, 3789471, 4016490, 4150373, 4191120, 4330824, 4685905, 4819788, 4889640, 5052628, 5355320, 5413530, 5623086, 5867568, 6024735, 6315785, 6426384, 6496236, 7218040, 7334460, 7497448, 7578942, 8032980, 8120295, 8300746, 8434629, 8661648, 9371810, 9639576, 9779280, 10105256, 10710640, 10827060, 11246172, 11368413, 12049470, 12451119, 12631570, 12992472, 14057715, 14436080, 14668920, 14994896, 15157884, 16065960, 16240590, 16601492, 16869258, 18743620, 18947355, 19279152, 20210512, 20751865, 21654120, 22492344, 22736826, 24098940, 24902238, 25263140, 25984944, 28115430, 29052611, 29337840, 30315768, 32131920, 32481180, 33202984, 33738516, 37353357, 37487240, 37894710, 41503730, 42173145, 43308240, 44984688, 45473652, 48197880, 49804476, 50526280, 56230860, 56842065, 58105222, 60631536, 62255595, 64962360, 66405968, 67477032, 74706714, 74974480, 75789420, 83007460, 84346290, 87157833, 90947304, 96395760, 99608952, 101052560, 112461720, 113684130, 116210444, 124511190, 129924720, 134954064, 145263055, 149413428, 151578840, 166014920, 168692580, 174315666, 181894608, 186766785, 199217904, 224923440, 227368260, 232420888, 249022380, 261473499, 290526110, 298826856, 303157680, 332029840, 337385160, 348631332, 373533570, 435789165, 454736520, 464841776, 498044760, 522946998, 581052220, 597653712, 674770320, 697262664, 747067140, 871578330, 909473040, 996089520, 1045893996, 1162104440, 1307367495, 1394525328, 1494134280, 1743156660, 2091787992, 2324208880, 2614734990, 2988268560, 3486313320, 4183575984, 5229469980, 6972626640, 10458939960, 20917879920]

約数ペア:

[(1, 20917879920), (2, 10458939960), (3, 6972626640), (4, 5229469980), (5, 4183575984), (6, 3486313320), (7, 2988268560), (8, 2614734990), (9, 2324208880), (10, 2091787992), (12, 1743156660), (14, 1494134280), (15, 1394525328), (16, 1307367495), (18, 1162104440), (20, 1045893996), (21, 996089520), (23, 909473040), (24, 871578330), (28, 747067140), (30, 697262664), (31, 674770320), (35, 597653712), (36, 581052220), (40, 522946998), (42, 498044760), (45, 464841776), (46, 454736520), (48, 435789165), (56, 373533570), (60, 348631332), (62, 337385160), (63, 332029840), (69, 303157680), (70, 298826856), (72, 290526110), (80, 261473499), (84, 249022380), (90, 232420888), (92, 227368260), (93, 224923440), (105, 199217904), (112, 186766785), (115, 181894608), (120, 174315666), (124, 168692580), (126, 166014920), (138, 151578840), (140, 149413428), (144, 145263055), (155, 134954064), (161, 129924720), (168, 124511190), (180, 116210444), (184, 113684130), (186, 112461720), (207, 101052560), (210, 99608952), (217, 96395760), (230, 90947304), (240, 87157833), (248, 84346290), (252, 83007460), (276, 75789420), (279, 74974480), (280, 74706714), (310, 67477032), (315, 66405968), (322, 64962360), (336, 62255595), (345, 60631536), (360, 58105222), (368, 56842065), (372, 56230860), (414, 50526280), (420, 49804476), (434, 48197880), (460, 45473652), (465, 44984688), (483, 43308240), (496, 42173145), (504, 41503730), (552, 37894710), (558, 37487240), (560, 37353357), (620, 33738516), (630, 33202984), (644, 32481180), (651, 32131920), (690, 30315768), (713, 29337840), (720, 29052611), (744, 28115430), (805, 25984944), (828, 25263140), (840, 24902238), (868, 24098940), (920, 22736826), (930, 22492344), (966, 21654120), (1008, 20751865), (1035, 20210512), (1085, 19279152), (1104, 18947355), (1116, 18743620), (1240, 16869258), (1260, 16601492), (1288, 16240590), (1302, 16065960), (1380, 15157884), (1395, 14994896), (1426, 14668920), (1449, 14436080), (1488, 14057715), (1610, 12992472), (1656, 12631570), (1680, 12451119), (1736, 12049470), (1840, 11368413), (1860, 11246172), (1932, 10827060), (1953, 10710640), (2070, 10105256), (2139, 9779280), (2170, 9639576), (2232, 9371810), (2415, 8661648), (2480, 8434629), (2520, 8300746), (2576, 8120295), (2604, 8032980), (2760, 7578942), (2790, 7497448), (2852, 7334460), (2898, 7218040), (3220, 6496236), (3255, 6426384), (3312, 6315785), (3472, 6024735), (3565, 5867568), (3720, 5623086), (3864, 5413530), (3906, 5355320), (4140, 5052628), (4278, 4889640), (4340, 4819788), (4464, 4685905), (4830, 4330824), (4991, 4191120), (5040, 4150373), (5208, 4016490), (5520, 3789471), (5580, 3748724), (5704, 3667230), (5796, 3609020), (5821, 3593520), (6417, 3259760), (6440, 3248118), (6510, 3213192), (7130, 2933784), (7245, 2887216), (7440, 2811543), (7728, 2706765), (7812, 2677660), (8280, 2526314), (8556, 2444820), (8680, 2409894), (9660, 2165412), (9765, 2142128), (9982, 2095560), (10416, 2008245), (10695, 1955856), (11160, 1874362), (11408, 1833615), (11592, 1804510), (11642, 1796760), (12834, 1629880), (12880, 1624059), (13020, 1606596), (14260, 1466892), (14490, 1443608), (14973, 1397040), (15624, 1338830), (16560, 1263157), (17112, 1222410), (17360, 1204947), (17463, 1197840), (19320, 1082706), (19530, 1071064), (19964, 1047780), (21390, 977928), (22320, 937181), (23184, 902255), (23284, 898380), (24955, 838224), (25668, 814940), (26040, 803298), (28520, 733446), (28980, 721804), (29105, 718704), (29946, 698520), (31248, 669415), (32085, 651952), (34224, 611205), (34926, 598920), (38640, 541353), (39060, 535532), (39928, 523890), (40747, 513360), (42780, 488964), (44919, 465680), (46568, 449190), (49910, 419112), (51336, 407470), (52080, 401649), (52389, 399280), (57040, 366723), (57960, 360902), (58210, 359352), (59892, 349260), (64170, 325976), (69852, 299460), (74865, 279408), (78120, 267766), (79856, 261945), (81494, 256680), (85560, 244482), (87315, 239568), (89838, 232840), (93136, 224595), (99820, 209556), (102672, 203735), (104778, 199640), (115920, 180451), (116420, 179676), (119784, 174630), (122241, 171120), (128340, 162988), (133883, 156240), (139704, 149730)]