20681717760

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:954

約数の個数: 576

約数和(自身を含む): 81687191040

約数和(自身を除く): 61005473280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 23, 24, 30, 32, 33, 36, 40, 44, 45, 46, 48, 55, 60, 64, 66, 69, 72, 80, 88, 90, 92, 96, 99, 110, 115, 120, 128, 132, 138, 144, 160, 165, 176, 180, 184, 192, 198, 207, 220, 230, 240, 253, 256, 264, 276, 288, 320, 330, 345, 352, 360, 368, 384, 396, 414, 440, 460, 480, 495, 506, 512, 528, 552, 576, 640, 660, 690, 704, 720, 736, 759, 768, 792, 828, 880, 887, 920, 960, 990, 1012, 1024, 1035, 1056, 1104, 1152, 1265, 1280, 1320, 1380, 1408, 1440, 1472, 1518, 1536, 1584, 1656, 1760, 1774, 1840, 1920, 1980, 2024, 2048, 2070, 2112, 2208, 2277, 2304, 2530, 2560, 2640, 2661, 2760, 2816, 2880, 2944, 3036, 3072, 3168, 3312, 3520, 3548, 3680, 3795, 3840, 3960, 4048, 4140, 4224, 4416, 4435, 4554, 4608, 5060, 5120, 5280, 5322, 5520, 5632, 5760, 5888, 6072, 6144, 6336, 6624, 7040, 7096, 7360, 7590, 7680, 7920, 7983, 8096, 8280, 8448, 8832, 8870, 9108, 9216, 9757, 10120, 10240, 10560, 10644, 11040, 11264, 11385, 11520, 11776, 12144, 12672, 13248, 13305, 14080, 14192, 14720, 15180, 15360, 15840, 15966, 16192, 16560, 16896, 17664, 17740, 18216, 18432, 19514, 20240, 20401, 21120, 21288, 22080, 22528, 22770, 23040, 23552, 24288, 25344, 26496, 26610, 28160, 28384, 29271, 29440, 30360, 30720, 31680, 31932, 32384, 33120, 33792, 35328, 35480, 36432, 39028, 39915, 40480, 40802, 42240, 42576, 44160, 45540, 46080, 47104, 48576, 48785, 50688, 52992, 53220, 56320, 56768, 58542, 58880, 60720, 61203, 63360, 63864, 64768, 66240, 67584, 70656, 70960, 72864, 78056, 79830, 80960, 81604, 84480, 85152, 87813, 88320, 91080, 92160, 97152, 97570, 101376, 102005, 105984, 106440, 112640, 113536, 117084, 117760, 121440, 122406, 126720, 127728, 129536, 132480, 141312, 141920, 145728, 146355, 156112, 159660, 161920, 163208, 168960, 170304, 175626, 176640, 182160, 183609, 194304, 195140, 202752, 204010, 211968, 212880, 224411, 227072, 234168, 235520, 242880, 244812, 253440, 255456, 259072, 264960, 283840, 291456, 292710, 306015, 312224, 319320, 323840, 326416, 337920, 340608, 351252, 353280, 364320, 367218, 388608, 390280, 408020, 423936, 425760, 439065, 448822, 454144, 468336, 485760, 489624, 506880, 510912, 518144, 529920, 567680, 582912, 585420, 612030, 624448, 638640, 647680, 652832, 673233, 681216, 702504, 706560, 728640, 734436, 777216, 780560, 816040, 851520, 878130, 897644, 908288, 918045, 936672, 971520, 979248, 1013760, 1021824, 1059840, 1122055, 1135360, 1165824, 1170840, 1224060, 1248896, 1277280, 1295360, 1305664, 1346466, 1362432, 1405008, 1457280, 1468872, 1554432, 1561120, 1632080, 1703040, 1756260, 1795288, 1816576, 1836090, 1873344, 1943040, 1958496, 2019699, 2043648, 2119680, 2244110, 2270720, 2331648, 2341680, 2448120, 2497792, 2554560, 2590720, 2611328, 2692932, 2724864, 2810016, 2914560, 2937744, 3122240, 3264160, 3366165, 3406080, 3512520, 3590576, 3672180, 3746688, 3886080, 3916992, 4039398, 4087296, 4488220, 4541440, 4663296, 4683360, 4896240, 4995584, 5109120, 5222656, 5385864, 5449728, 5620032, 5829120, 5875488, 6244480, 6528320, 6732330, 6812160, 7025040, 7181152, 7344360, 7493376, 7772160, 7833984, 8078796, 8174592, 8976440, 9082880, 9366720, 9792480, 9991168, 10098495, 10218240, 10445312, 10771728, 11240064, 11658240, 11750976, 12488960, 13056640, 13464660, 13624320, 14050080, 14362304, 14688720, 14986752, 15667968, 16157592, 16349184, 17952880, 18733440, 19584960, 19982336, 20196990, 20436480, 20890624, 21543456, 22480128, 23316480, 23501952, 24977920, 26113280, 26929320, 27248640, 28100160, 28724608, 29377440, 29973504, 31335936, 32315184, 35905760, 37466880, 39169920, 40393980, 40872960, 41781248, 43086912, 44960256, 47003904, 49955840, 52226560, 53858640, 56200320, 57449216, 58754880, 59947008, 62671872, 64630368, 71811520, 74933760, 78339840, 80787960, 81745920, 86173824, 89920512, 94007808, 99911680, 104453120, 107717280, 112400640, 114898432, 117509760, 125343744, 129260736, 143623040, 149867520, 156679680, 161575920, 172347648, 179841024, 188015616, 208906240, 215434560, 224801280, 229796864, 235019520, 258521472, 287246080, 299735040, 313359360, 323151840, 344695296, 376031232, 430869120, 449602560, 459593728, 470039040, 517042944, 574492160, 626718720, 646303680, 689390592, 861738240, 899205120, 940078080, 1034085888, 1148984320, 1292607360, 1378781184, 1723476480, 1880156160, 2068171776, 2297968640, 2585214720, 3446952960, 4136343552, 5170429440, 6893905920, 10340858880, 20681717760]

約数ペア:

[(1, 20681717760), (2, 10340858880), (3, 6893905920), (4, 5170429440), (5, 4136343552), (6, 3446952960), (8, 2585214720), (9, 2297968640), (10, 2068171776), (11, 1880156160), (12, 1723476480), (15, 1378781184), (16, 1292607360), (18, 1148984320), (20, 1034085888), (22, 940078080), (23, 899205120), (24, 861738240), (30, 689390592), (32, 646303680), (33, 626718720), (36, 574492160), (40, 517042944), (44, 470039040), (45, 459593728), (46, 449602560), (48, 430869120), (55, 376031232), (60, 344695296), (64, 323151840), (66, 313359360), (69, 299735040), (72, 287246080), (80, 258521472), (88, 235019520), (90, 229796864), (92, 224801280), (96, 215434560), (99, 208906240), (110, 188015616), (115, 179841024), (120, 172347648), (128, 161575920), (132, 156679680), (138, 149867520), (144, 143623040), (160, 129260736), (165, 125343744), (176, 117509760), (180, 114898432), (184, 112400640), (192, 107717280), (198, 104453120), (207, 99911680), (220, 94007808), (230, 89920512), (240, 86173824), (253, 81745920), (256, 80787960), (264, 78339840), (276, 74933760), (288, 71811520), (320, 64630368), (330, 62671872), (345, 59947008), (352, 58754880), (360, 57449216), (368, 56200320), (384, 53858640), (396, 52226560), (414, 49955840), (440, 47003904), (460, 44960256), (480, 43086912), (495, 41781248), (506, 40872960), (512, 40393980), (528, 39169920), (552, 37466880), (576, 35905760), (640, 32315184), (660, 31335936), (690, 29973504), (704, 29377440), (720, 28724608), (736, 28100160), (759, 27248640), (768, 26929320), (792, 26113280), (828, 24977920), (880, 23501952), (887, 23316480), (920, 22480128), (960, 21543456), (990, 20890624), (1012, 20436480), (1024, 20196990), (1035, 19982336), (1056, 19584960), (1104, 18733440), (1152, 17952880), (1265, 16349184), (1280, 16157592), (1320, 15667968), (1380, 14986752), (1408, 14688720), (1440, 14362304), (1472, 14050080), (1518, 13624320), (1536, 13464660), (1584, 13056640), (1656, 12488960), (1760, 11750976), (1774, 11658240), (1840, 11240064), (1920, 10771728), (1980, 10445312), (2024, 10218240), (2048, 10098495), (2070, 9991168), (2112, 9792480), (2208, 9366720), (2277, 9082880), (2304, 8976440), (2530, 8174592), (2560, 8078796), (2640, 7833984), (2661, 7772160), (2760, 7493376), (2816, 7344360), (2880, 7181152), (2944, 7025040), (3036, 6812160), (3072, 6732330), (3168, 6528320), (3312, 6244480), (3520, 5875488), (3548, 5829120), (3680, 5620032), (3795, 5449728), (3840, 5385864), (3960, 5222656), (4048, 5109120), (4140, 4995584), (4224, 4896240), (4416, 4683360), (4435, 4663296), (4554, 4541440), (4608, 4488220), (5060, 4087296), (5120, 4039398), (5280, 3916992), (5322, 3886080), (5520, 3746688), (5632, 3672180), (5760, 3590576), (5888, 3512520), (6072, 3406080), (6144, 3366165), (6336, 3264160), (6624, 3122240), (7040, 2937744), (7096, 2914560), (7360, 2810016), (7590, 2724864), (7680, 2692932), (7920, 2611328), (7983, 2590720), (8096, 2554560), (8280, 2497792), (8448, 2448120), (8832, 2341680), (8870, 2331648), (9108, 2270720), (9216, 2244110), (9757, 2119680), (10120, 2043648), (10240, 2019699), (10560, 1958496), (10644, 1943040), (11040, 1873344), (11264, 1836090), (11385, 1816576), (11520, 1795288), (11776, 1756260), (12144, 1703040), (12672, 1632080), (13248, 1561120), (13305, 1554432), (14080, 1468872), (14192, 1457280), (14720, 1405008), (15180, 1362432), (15360, 1346466), (15840, 1305664), (15966, 1295360), (16192, 1277280), (16560, 1248896), (16896, 1224060), (17664, 1170840), (17740, 1165824), (18216, 1135360), (18432, 1122055), (19514, 1059840), (20240, 1021824), (20401, 1013760), (21120, 979248), (21288, 971520), (22080, 936672), (22528, 918045), (22770, 908288), (23040, 897644), (23552, 878130), (24288, 851520), (25344, 816040), (26496, 780560), (26610, 777216), (28160, 734436), (28384, 728640), (29271, 706560), (29440, 702504), (30360, 681216), (30720, 673233), (31680, 652832), (31932, 647680), (32384, 638640), (33120, 624448), (33792, 612030), (35328, 585420), (35480, 582912), (36432, 567680), (39028, 529920), (39915, 518144), (40480, 510912), (40802, 506880), (42240, 489624), (42576, 485760), (44160, 468336), (45540, 454144), (46080, 448822), (47104, 439065), (48576, 425760), (48785, 423936), (50688, 408020), (52992, 390280), (53220, 388608), (56320, 367218), (56768, 364320), (58542, 353280), (58880, 351252), (60720, 340608), (61203, 337920), (63360, 326416), (63864, 323840), (64768, 319320), (66240, 312224), (67584, 306015), (70656, 292710), (70960, 291456), (72864, 283840), (78056, 264960), (79830, 259072), (80960, 255456), (81604, 253440), (84480, 244812), (85152, 242880), (87813, 235520), (88320, 234168), (91080, 227072), (92160, 224411), (97152, 212880), (97570, 211968), (101376, 204010), (102005, 202752), (105984, 195140), (106440, 194304), (112640, 183609), (113536, 182160), (117084, 176640), (117760, 175626), (121440, 170304), (122406, 168960), (126720, 163208), (127728, 161920), (129536, 159660), (132480, 156112), (141312, 146355), (141920, 145728)]