20500945920

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4889}}^1$

素因数の和:4940

約数の個数: 528

約数和(自身を含む): 87445874880

約数和(自身を除く): 66944928960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 128, 130, 140, 144, 156, 160, 168, 180, 182, 192, 195, 208, 210, 224, 234, 240, 252, 256, 260, 273, 280, 288, 312, 315, 320, 336, 360, 364, 384, 390, 416, 420, 448, 455, 468, 480, 504, 512, 520, 546, 560, 576, 585, 624, 630, 640, 672, 720, 728, 768, 780, 819, 832, 840, 896, 910, 936, 960, 1008, 1024, 1040, 1092, 1120, 1152, 1170, 1248, 1260, 1280, 1344, 1365, 1440, 1456, 1536, 1560, 1638, 1664, 1680, 1792, 1820, 1872, 1920, 2016, 2080, 2184, 2240, 2304, 2340, 2496, 2520, 2560, 2688, 2730, 2880, 2912, 3072, 3120, 3276, 3328, 3360, 3584, 3640, 3744, 3840, 4032, 4095, 4160, 4368, 4480, 4608, 4680, 4889, 4992, 5040, 5120, 5376, 5460, 5760, 5824, 6240, 6552, 6656, 6720, 7168, 7280, 7488, 7680, 8064, 8190, 8320, 8736, 8960, 9216, 9360, 9778, 9984, 10080, 10752, 10920, 11520, 11648, 12480, 13104, 13312, 13440, 14560, 14667, 14976, 15360, 16128, 16380, 16640, 17472, 17920, 18720, 19556, 19968, 20160, 21504, 21840, 23040, 23296, 24445, 24960, 26208, 26880, 29120, 29334, 29952, 32256, 32760, 33280, 34223, 34944, 35840, 37440, 39112, 39936, 40320, 43680, 44001, 46080, 46592, 48890, 49920, 52416, 53760, 58240, 58668, 59904, 63557, 64512, 65520, 66560, 68446, 69888, 73335, 74880, 78224, 80640, 87360, 88002, 93184, 97780, 99840, 102669, 104832, 107520, 116480, 117336, 119808, 127114, 131040, 136892, 139776, 146670, 149760, 156448, 161280, 171115, 174720, 176004, 190671, 195560, 199680, 205338, 209664, 220005, 232960, 234672, 254228, 262080, 273784, 279552, 293340, 299520, 308007, 312896, 317785, 322560, 342230, 349440, 352008, 381342, 391120, 410676, 419328, 440010, 444899, 465920, 469344, 508456, 513345, 524160, 547568, 572013, 586680, 599040, 616014, 625792, 635570, 684460, 698880, 704016, 762684, 782240, 821352, 838656, 880020, 889798, 938688, 953355, 1016912, 1026690, 1048320, 1095136, 1144026, 1173360, 1232028, 1251584, 1271140, 1334697, 1368920, 1397760, 1408032, 1525368, 1540035, 1564480, 1642704, 1760040, 1779596, 1877376, 1906710, 2033824, 2053380, 2096640, 2190272, 2224495, 2288052, 2346720, 2464056, 2503168, 2542280, 2669394, 2737840, 2816064, 2860065, 3050736, 3080070, 3128960, 3285408, 3520080, 3559192, 3754752, 3813420, 4004091, 4067648, 4106760, 4193280, 4380544, 4448990, 4576104, 4693440, 4928112, 5006336, 5084560, 5338788, 5475680, 5632128, 5720130, 6101472, 6160140, 6257920, 6570816, 6673485, 7040160, 7118384, 7509504, 7626840, 8008182, 8135296, 8213520, 8761088, 8897980, 9152208, 9386880, 9856224, 10169120, 10677576, 10951360, 11264256, 11440260, 12202944, 12320280, 12515840, 13141632, 13346970, 14080320, 14236768, 15019008, 15253680, 16016364, 16270592, 16427040, 17522176, 17795960, 18304416, 18773760, 19712448, 20020455, 20338240, 21355152, 21902720, 22528512, 22880520, 24405888, 24640560, 25031680, 26283264, 26693940, 28160640, 28473536, 30507360, 32032728, 32541184, 32854080, 35044352, 35591920, 36608832, 37547520, 39424896, 40040910, 40676480, 42710304, 43805440, 45057024, 45761040, 48811776, 49281120, 52566528, 53387880, 56321280, 56947072, 61014720, 64065456, 65082368, 65708160, 71183840, 73217664, 75095040, 78849792, 80081820, 81352960, 85420608, 87610880, 91522080, 97623552, 98562240, 105133056, 106775760, 112642560, 113894144, 122029440, 128130912, 131416320, 142367680, 146435328, 157699584, 160163640, 162705920, 170841216, 175221760, 183044160, 195247104, 197124480, 213551520, 225285120, 227788288, 244058880, 256261824, 262832640, 284735360, 292870656, 315399168, 320327280, 325411840, 341682432, 366088320, 394248960, 427103040, 455576576, 488117760, 512523648, 525665280, 569470720, 585741312, 640654560, 683364864, 732176640, 788497920, 854206080, 976235520, 1025047296, 1138941440, 1281309120, 1366729728, 1464353280, 1576995840, 1708412160, 2050094592, 2277882880, 2562618240, 2928706560, 3416824320, 4100189184, 5125236480, 6833648640, 10250472960, 20500945920]

約数ペア:

[(1, 20500945920), (2, 10250472960), (3, 6833648640), (4, 5125236480), (5, 4100189184), (6, 3416824320), (7, 2928706560), (8, 2562618240), (9, 2277882880), (10, 2050094592), (12, 1708412160), (13, 1576995840), (14, 1464353280), (15, 1366729728), (16, 1281309120), (18, 1138941440), (20, 1025047296), (21, 976235520), (24, 854206080), (26, 788497920), (28, 732176640), (30, 683364864), (32, 640654560), (35, 585741312), (36, 569470720), (39, 525665280), (40, 512523648), (42, 488117760), (45, 455576576), (48, 427103040), (52, 394248960), (56, 366088320), (60, 341682432), (63, 325411840), (64, 320327280), (65, 315399168), (70, 292870656), (72, 284735360), (78, 262832640), (80, 256261824), (84, 244058880), (90, 227788288), (91, 225285120), (96, 213551520), (104, 197124480), (105, 195247104), (112, 183044160), (117, 175221760), (120, 170841216), (126, 162705920), (128, 160163640), (130, 157699584), (140, 146435328), (144, 142367680), (156, 131416320), (160, 128130912), (168, 122029440), (180, 113894144), (182, 112642560), (192, 106775760), (195, 105133056), (208, 98562240), (210, 97623552), (224, 91522080), (234, 87610880), (240, 85420608), (252, 81352960), (256, 80081820), (260, 78849792), (273, 75095040), (280, 73217664), (288, 71183840), (312, 65708160), (315, 65082368), (320, 64065456), (336, 61014720), (360, 56947072), (364, 56321280), (384, 53387880), (390, 52566528), (416, 49281120), (420, 48811776), (448, 45761040), (455, 45057024), (468, 43805440), (480, 42710304), (504, 40676480), (512, 40040910), (520, 39424896), (546, 37547520), (560, 36608832), (576, 35591920), (585, 35044352), (624, 32854080), (630, 32541184), (640, 32032728), (672, 30507360), (720, 28473536), (728, 28160640), (768, 26693940), (780, 26283264), (819, 25031680), (832, 24640560), (840, 24405888), (896, 22880520), (910, 22528512), (936, 21902720), (960, 21355152), (1008, 20338240), (1024, 20020455), (1040, 19712448), (1092, 18773760), (1120, 18304416), (1152, 17795960), (1170, 17522176), (1248, 16427040), (1260, 16270592), (1280, 16016364), (1344, 15253680), (1365, 15019008), (1440, 14236768), (1456, 14080320), (1536, 13346970), (1560, 13141632), (1638, 12515840), (1664, 12320280), (1680, 12202944), (1792, 11440260), (1820, 11264256), (1872, 10951360), (1920, 10677576), (2016, 10169120), (2080, 9856224), (2184, 9386880), (2240, 9152208), (2304, 8897980), (2340, 8761088), (2496, 8213520), (2520, 8135296), (2560, 8008182), (2688, 7626840), (2730, 7509504), (2880, 7118384), (2912, 7040160), (3072, 6673485), (3120, 6570816), (3276, 6257920), (3328, 6160140), (3360, 6101472), (3584, 5720130), (3640, 5632128), (3744, 5475680), (3840, 5338788), (4032, 5084560), (4095, 5006336), (4160, 4928112), (4368, 4693440), (4480, 4576104), (4608, 4448990), (4680, 4380544), (4889, 4193280), (4992, 4106760), (5040, 4067648), (5120, 4004091), (5376, 3813420), (5460, 3754752), (5760, 3559192), (5824, 3520080), (6240, 3285408), (6552, 3128960), (6656, 3080070), (6720, 3050736), (7168, 2860065), (7280, 2816064), (7488, 2737840), (7680, 2669394), (8064, 2542280), (8190, 2503168), (8320, 2464056), (8736, 2346720), (8960, 2288052), (9216, 2224495), (9360, 2190272), (9778, 2096640), (9984, 2053380), (10080, 2033824), (10752, 1906710), (10920, 1877376), (11520, 1779596), (11648, 1760040), (12480, 1642704), (13104, 1564480), (13312, 1540035), (13440, 1525368), (14560, 1408032), (14667, 1397760), (14976, 1368920), (15360, 1334697), (16128, 1271140), (16380, 1251584), (16640, 1232028), (17472, 1173360), (17920, 1144026), (18720, 1095136), (19556, 1048320), (19968, 1026690), (20160, 1016912), (21504, 953355), (21840, 938688), (23040, 889798), (23296, 880020), (24445, 838656), (24960, 821352), (26208, 782240), (26880, 762684), (29120, 704016), (29334, 698880), (29952, 684460), (32256, 635570), (32760, 625792), (33280, 616014), (34223, 599040), (34944, 586680), (35840, 572013), (37440, 547568), (39112, 524160), (39936, 513345), (40320, 508456), (43680, 469344), (44001, 465920), (46080, 444899), (46592, 440010), (48890, 419328), (49920, 410676), (52416, 391120), (53760, 381342), (58240, 352008), (58668, 349440), (59904, 342230), (63557, 322560), (64512, 317785), (65520, 312896), (66560, 308007), (68446, 299520), (69888, 293340), (73335, 279552), (74880, 273784), (78224, 262080), (80640, 254228), (87360, 234672), (88002, 232960), (93184, 220005), (97780, 209664), (99840, 205338), (102669, 199680), (104832, 195560), (107520, 190671), (116480, 176004), (117336, 174720), (119808, 171115), (127114, 161280), (131040, 156448), (136892, 149760), (139776, 146670)]