20490946560

素因数分解:

$2^{11}\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1381}}^1$

素因数の和:1444

約数の個数: 576

約数和(自身を含む): 84753527040

約数和(自身を除く): 64262580480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 64, 69, 70, 72, 80, 84, 90, 92, 96, 105, 112, 115, 120, 126, 128, 138, 140, 144, 160, 161, 168, 180, 184, 192, 207, 210, 224, 230, 240, 252, 256, 276, 280, 288, 315, 320, 322, 336, 345, 360, 368, 384, 414, 420, 448, 460, 480, 483, 504, 512, 552, 560, 576, 630, 640, 644, 672, 690, 720, 736, 768, 805, 828, 840, 896, 920, 960, 966, 1008, 1024, 1035, 1104, 1120, 1152, 1260, 1280, 1288, 1344, 1380, 1381, 1440, 1449, 1472, 1536, 1610, 1656, 1680, 1792, 1840, 1920, 1932, 2016, 2048, 2070, 2208, 2240, 2304, 2415, 2520, 2560, 2576, 2688, 2760, 2762, 2880, 2898, 2944, 3072, 3220, 3312, 3360, 3584, 3680, 3840, 3864, 4032, 4140, 4143, 4416, 4480, 4608, 4830, 5040, 5120, 5152, 5376, 5520, 5524, 5760, 5796, 5888, 6144, 6440, 6624, 6720, 6905, 7168, 7245, 7360, 7680, 7728, 8064, 8280, 8286, 8832, 8960, 9216, 9660, 9667, 10080, 10240, 10304, 10752, 11040, 11048, 11520, 11592, 11776, 12429, 12880, 13248, 13440, 13810, 14336, 14490, 14720, 15360, 15456, 16128, 16560, 16572, 17664, 17920, 18432, 19320, 19334, 20160, 20608, 20715, 21504, 22080, 22096, 23040, 23184, 23552, 24858, 25760, 26496, 26880, 27620, 28980, 29001, 29440, 30720, 30912, 31763, 32256, 33120, 33144, 35328, 35840, 38640, 38668, 40320, 41216, 41430, 43008, 44160, 44192, 46080, 46368, 47104, 48335, 49716, 51520, 52992, 53760, 55240, 57960, 58002, 58880, 61824, 62145, 63526, 64512, 66240, 66288, 70656, 71680, 77280, 77336, 80640, 82432, 82860, 87003, 88320, 88384, 92160, 92736, 95289, 96670, 99432, 103040, 105984, 107520, 110480, 115920, 116004, 117760, 123648, 124290, 127052, 129024, 132480, 132576, 141312, 145005, 154560, 154672, 158815, 161280, 164864, 165720, 174006, 176640, 176768, 185472, 190578, 193340, 198864, 206080, 211968, 215040, 220960, 222341, 231840, 232008, 235520, 247296, 248580, 254104, 264960, 265152, 285867, 290010, 309120, 309344, 317630, 322560, 329728, 331440, 348012, 353280, 353536, 370944, 381156, 386680, 397728, 412160, 423936, 435015, 441920, 444682, 463680, 464016, 476445, 494592, 497160, 508208, 529920, 530304, 571734, 580020, 618240, 618688, 635260, 645120, 662880, 667023, 696024, 706560, 707072, 741888, 762312, 773360, 795456, 824320, 870030, 883840, 889364, 927360, 928032, 952890, 989184, 994320, 1016416, 1059840, 1060608, 1111705, 1143468, 1160040, 1236480, 1237376, 1270520, 1325760, 1334046, 1392048, 1414144, 1429335, 1483776, 1524624, 1546720, 1590912, 1648640, 1740060, 1767680, 1778728, 1854720, 1856064, 1905780, 1988640, 2001069, 2032832, 2119680, 2121216, 2223410, 2286936, 2320080, 2472960, 2474752, 2541040, 2651520, 2668092, 2784096, 2828288, 2858670, 2967552, 3049248, 3093440, 3181824, 3335115, 3480120, 3535360, 3557456, 3709440, 3712128, 3811560, 3977280, 4002138, 4065664, 4242432, 4446820, 4573872, 4640160, 4945920, 4949504, 5082080, 5303040, 5336184, 5568192, 5717340, 6098496, 6186880, 6363648, 6670230, 6960240, 7070720, 7114912, 7418880, 7424256, 7623120, 7954560, 8004276, 8131328, 8484864, 8893640, 9147744, 9280320, 9899008, 10005345, 10164160, 10606080, 10672368, 11136384, 11434680, 12196992, 12373760, 12727296, 13340460, 13920480, 14141440, 14229824, 14837760, 14848512, 15246240, 15909120, 16008552, 16262656, 17787280, 18295488, 18560640, 19798016, 20010690, 20328320, 21212160, 21344736, 22272768, 22869360, 24393984, 24747520, 25454592, 26680920, 27840960, 28459648, 29697024, 30492480, 31818240, 32017104, 32525312, 35574560, 36590976, 37121280, 40021380, 40656640, 42424320, 42689472, 44545536, 45738720, 48787968, 49495040, 53361840, 55681920, 56919296, 59394048, 60984960, 63636480, 64034208, 65050624, 71149120, 73181952, 74242560, 80042760, 81313280, 85378944, 89091072, 91477440, 97575936, 98990080, 106723680, 111363840, 113838592, 121969920, 127272960, 128068416, 142298240, 146363904, 148485120, 160085520, 162626560, 170757888, 178182144, 182954880, 195151872, 213447360, 222727680, 227677184, 243939840, 256136832, 284596480, 292727808, 296970240, 320171040, 325253120, 341515776, 365909760, 426894720, 445455360, 455354368, 487879680, 512273664, 569192960, 585455616, 640342080, 683031552, 731819520, 853789440, 890910720, 975759360, 1024547328, 1138385920, 1280684160, 1366063104, 1463639040, 1707578880, 2049094656, 2276771840, 2561368320, 2927278080, 3415157760, 4098189312, 5122736640, 6830315520, 10245473280, 20490946560]

約数ペア:

[(1, 20490946560), (2, 10245473280), (3, 6830315520), (4, 5122736640), (5, 4098189312), (6, 3415157760), (7, 2927278080), (8, 2561368320), (9, 2276771840), (10, 2049094656), (12, 1707578880), (14, 1463639040), (15, 1366063104), (16, 1280684160), (18, 1138385920), (20, 1024547328), (21, 975759360), (23, 890910720), (24, 853789440), (28, 731819520), (30, 683031552), (32, 640342080), (35, 585455616), (36, 569192960), (40, 512273664), (42, 487879680), (45, 455354368), (46, 445455360), (48, 426894720), (56, 365909760), (60, 341515776), (63, 325253120), (64, 320171040), (69, 296970240), (70, 292727808), (72, 284596480), (80, 256136832), (84, 243939840), (90, 227677184), (92, 222727680), (96, 213447360), (105, 195151872), (112, 182954880), (115, 178182144), (120, 170757888), (126, 162626560), (128, 160085520), (138, 148485120), (140, 146363904), (144, 142298240), (160, 128068416), (161, 127272960), (168, 121969920), (180, 113838592), (184, 111363840), (192, 106723680), (207, 98990080), (210, 97575936), (224, 91477440), (230, 89091072), (240, 85378944), (252, 81313280), (256, 80042760), (276, 74242560), (280, 73181952), (288, 71149120), (315, 65050624), (320, 64034208), (322, 63636480), (336, 60984960), (345, 59394048), (360, 56919296), (368, 55681920), (384, 53361840), (414, 49495040), (420, 48787968), (448, 45738720), (460, 44545536), (480, 42689472), (483, 42424320), (504, 40656640), (512, 40021380), (552, 37121280), (560, 36590976), (576, 35574560), (630, 32525312), (640, 32017104), (644, 31818240), (672, 30492480), (690, 29697024), (720, 28459648), (736, 27840960), (768, 26680920), (805, 25454592), (828, 24747520), (840, 24393984), (896, 22869360), (920, 22272768), (960, 21344736), (966, 21212160), (1008, 20328320), (1024, 20010690), (1035, 19798016), (1104, 18560640), (1120, 18295488), (1152, 17787280), (1260, 16262656), (1280, 16008552), (1288, 15909120), (1344, 15246240), (1380, 14848512), (1381, 14837760), (1440, 14229824), (1449, 14141440), (1472, 13920480), (1536, 13340460), (1610, 12727296), (1656, 12373760), (1680, 12196992), (1792, 11434680), (1840, 11136384), (1920, 10672368), (1932, 10606080), (2016, 10164160), (2048, 10005345), (2070, 9899008), (2208, 9280320), (2240, 9147744), (2304, 8893640), (2415, 8484864), (2520, 8131328), (2560, 8004276), (2576, 7954560), (2688, 7623120), (2760, 7424256), (2762, 7418880), (2880, 7114912), (2898, 7070720), (2944, 6960240), (3072, 6670230), (3220, 6363648), (3312, 6186880), (3360, 6098496), (3584, 5717340), (3680, 5568192), (3840, 5336184), (3864, 5303040), (4032, 5082080), (4140, 4949504), (4143, 4945920), (4416, 4640160), (4480, 4573872), (4608, 4446820), (4830, 4242432), (5040, 4065664), (5120, 4002138), (5152, 3977280), (5376, 3811560), (5520, 3712128), (5524, 3709440), (5760, 3557456), (5796, 3535360), (5888, 3480120), (6144, 3335115), (6440, 3181824), (6624, 3093440), (6720, 3049248), (6905, 2967552), (7168, 2858670), (7245, 2828288), (7360, 2784096), (7680, 2668092), (7728, 2651520), (8064, 2541040), (8280, 2474752), (8286, 2472960), (8832, 2320080), (8960, 2286936), (9216, 2223410), (9660, 2121216), (9667, 2119680), (10080, 2032832), (10240, 2001069), (10304, 1988640), (10752, 1905780), (11040, 1856064), (11048, 1854720), (11520, 1778728), (11592, 1767680), (11776, 1740060), (12429, 1648640), (12880, 1590912), (13248, 1546720), (13440, 1524624), (13810, 1483776), (14336, 1429335), (14490, 1414144), (14720, 1392048), (15360, 1334046), (15456, 1325760), (16128, 1270520), (16560, 1237376), (16572, 1236480), (17664, 1160040), (17920, 1143468), (18432, 1111705), (19320, 1060608), (19334, 1059840), (20160, 1016416), (20608, 994320), (20715, 989184), (21504, 952890), (22080, 928032), (22096, 927360), (23040, 889364), (23184, 883840), (23552, 870030), (24858, 824320), (25760, 795456), (26496, 773360), (26880, 762312), (27620, 741888), (28980, 707072), (29001, 706560), (29440, 696024), (30720, 667023), (30912, 662880), (31763, 645120), (32256, 635260), (33120, 618688), (33144, 618240), (35328, 580020), (35840, 571734), (38640, 530304), (38668, 529920), (40320, 508208), (41216, 497160), (41430, 494592), (43008, 476445), (44160, 464016), (44192, 463680), (46080, 444682), (46368, 441920), (47104, 435015), (48335, 423936), (49716, 412160), (51520, 397728), (52992, 386680), (53760, 381156), (55240, 370944), (57960, 353536), (58002, 353280), (58880, 348012), (61824, 331440), (62145, 329728), (63526, 322560), (64512, 317630), (66240, 309344), (66288, 309120), (70656, 290010), (71680, 285867), (77280, 265152), (77336, 264960), (80640, 254104), (82432, 248580), (82860, 247296), (87003, 235520), (88320, 232008), (88384, 231840), (92160, 222341), (92736, 220960), (95289, 215040), (96670, 211968), (99432, 206080), (103040, 198864), (105984, 193340), (107520, 190578), (110480, 185472), (115920, 176768), (116004, 176640), (117760, 174006), (123648, 165720), (124290, 164864), (127052, 161280), (129024, 158815), (132480, 154672), (132576, 154560), (141312, 145005)]