21026154240

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:725

約数の個数: 864

約数和(自身を含む): 92567494656

約数和(自身を除く): 71541340416

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, 31, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 62, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 93, 96, 104, 105, 112, 117, 120, 124, 126, 128, 130, 140, 144, 155, 156, 160, 168, 180, 182, 186, 192, 195, 208, 210, 217, 224, 234, 240, 248, 252, 256, 260, 273, 279, 280, 288, 310, 312, 315, 320, 336, 360, 364, 372, 384, 390, 403, 416, 420, 434, 448, 455, 465, 468, 480, 496, 504, 520, 546, 558, 560, 576, 585, 620, 624, 630, 640, 647, 651, 672, 720, 728, 744, 768, 780, 806, 819, 832, 840, 868, 896, 910, 930, 936, 960, 992, 1008, 1040, 1085, 1092, 1116, 1120, 1152, 1170, 1209, 1240, 1248, 1260, 1280, 1294, 1302, 1344, 1365, 1395, 1440, 1456, 1488, 1560, 1612, 1638, 1664, 1680, 1736, 1792, 1820, 1860, 1872, 1920, 1941, 1953, 1984, 2015, 2016, 2080, 2170, 2184, 2232, 2240, 2304, 2340, 2418, 2480, 2496, 2520, 2588, 2604, 2688, 2730, 2790, 2821, 2880, 2912, 2976, 3120, 3224, 3235, 3255, 3276, 3328, 3360, 3472, 3627, 3640, 3720, 3744, 3840, 3882, 3906, 3968, 4030, 4032, 4095, 4160, 4340, 4368, 4464, 4480, 4529, 4680, 4836, 4960, 4992, 5040, 5176, 5208, 5376, 5460, 5580, 5642, 5760, 5823, 5824, 5952, 6045, 6240, 6448, 6470, 6510, 6552, 6720, 6944, 7254, 7280, 7440, 7488, 7764, 7812, 7936, 8060, 8064, 8190, 8320, 8411, 8463, 8680, 8736, 8928, 8960, 9058, 9360, 9672, 9705, 9765, 9920, 9984, 10080, 10352, 10416, 10920, 11160, 11284, 11520, 11646, 11648, 11904, 12090, 12480, 12896, 12940, 13020, 13104, 13440, 13587, 13888, 14105, 14508, 14560, 14880, 14976, 15528, 15624, 16120, 16128, 16380, 16640, 16822, 16926, 17360, 17472, 17856, 18116, 18135, 18720, 19344, 19410, 19530, 19840, 20057, 20160, 20704, 20832, 21840, 22320, 22568, 22645, 23292, 23296, 23808, 24180, 24960, 25233, 25389, 25792, 25880, 26040, 26208, 26880, 27174, 27776, 28210, 29016, 29115, 29120, 29760, 29952, 31056, 31248, 32240, 32760, 33644, 33852, 34720, 34944, 35712, 36232, 36270, 37440, 38688, 38820, 39060, 39680, 40114, 40320, 40761, 41408, 41664, 42055, 42315, 43680, 44640, 45136, 45290, 46584, 48360, 49920, 50466, 50778, 51584, 51760, 52080, 52416, 54348, 55552, 56420, 58032, 58230, 58240, 58877, 59520, 60171, 62112, 62496, 64480, 65520, 67288, 67704, 67935, 69440, 69888, 71424, 72464, 72540, 74880, 75699, 77376, 77640, 78120, 80228, 80640, 81522, 82816, 83328, 84110, 84630, 87360, 89280, 90272, 90580, 93168, 96720, 100285, 100932, 101556, 103168, 103520, 104160, 104832, 108696, 112840, 116064, 116460, 116480, 117754, 119040, 120342, 124224, 124992, 126165, 126945, 128960, 131040, 134576, 135408, 135870, 138880, 140399, 144928, 145080, 149760, 151398, 154752, 155280, 156240, 160456, 163044, 165632, 166656, 168220, 169260, 174720, 176631, 178560, 180513, 180544, 181160, 186336, 193440, 200570, 201864, 203112, 203805, 207040, 208320, 209664, 217392, 225680, 232128, 232920, 235508, 240684, 248448, 249984, 252330, 253890, 257920, 260741, 262080, 269152, 270816, 271740, 277760, 280798, 289856, 290160, 294385, 300855, 302796, 309504, 310560, 312480, 320912, 326088, 336440, 338520, 349440, 353262, 357120, 361026, 361088, 362320, 372672, 378495, 386880, 401140, 403728, 406224, 407610, 414080, 416640, 421197, 434784, 451360, 464256, 465840, 471016, 481368, 496896, 499968, 504660, 507780, 515840, 521482, 524160, 529893, 538304, 541632, 543480, 561596, 579712, 580320, 588770, 601710, 605592, 621120, 624960, 641824, 652176, 672880, 677040, 701995, 706524, 722052, 722176, 724640, 745344, 756990, 773760, 782223, 802280, 807456, 812448, 815220, 828160, 833280, 842394, 869568, 883155, 902565, 902720, 928512, 931680, 942032, 962736, 1009320, 1015560, 1042964, 1048320, 1059786, 1076608, 1083264, 1086960, 1123192, 1159424, 1160640, 1177540, 1203420, 1211184, 1242240, 1249920, 1263591, 1283648, 1303705, 1304352, 1345760, 1354080, 1403990, 1413048, 1444104, 1449280, 1490688, 1513980, 1547520, 1564446, 1604560, 1614912, 1624896, 1630440, 1684788, 1739136, 1766310, 1805130, 1805440, 1825187, 1863360, 1884064, 1925472, 2018640, 2031120, 2085928, 2105985, 2119572, 2153216, 2166528, 2173920, 2246384, 2321280, 2346669, 2355080, 2406840, 2422368, 2484480, 2499840, 2527182, 2567296, 2607410, 2608704, 2649465, 2691520, 2708160, 2807980, 2826096, 2888208, 2898560, 3027960, 3128892, 3209120, 3229824, 3249792, 3260880, 3369576, 3478272, 3532620, 3610260, 3610880, 3650374, 3726720, 3768128, 3850944, 3911115, 4037280, 4062240, 4171856, 4211970, 4239144, 4347840, 4492768, 4642560, 4693338, 4710160, 4813680, 4844736, 5054364, 5134592, 5214820, 5217408, 5298930, 5383040, 5416320, 5475561, 5615960, 5652192, 5776416, 5797120, 6055920, 6257784, 6317955, 6418240, 6459648, 6499584, 6521760, 6739152, 7065240, 7220520, 7300748, 7453440, 7536256, 7701888, 7822230, 8074560, 8124480, 8343712, 8423940, 8478288, 8695680, 8985536, 9125935, 9386676, 9420320, 9627360, 9689472, 10108728, 10429640, 10434816, 10597860, 10766080, 10832640, 10951122, 11231920, 11304384, 11552832, 11733345, 12111840, 12515568, 12635910, 12836480, 13043520, 13478304, 14130480, 14441040, 14601496, 15072512, 15403776, 15644460, 16149120, 16248960, 16426683, 16687424, 16847880, 16956576, 17391360, 17971072, 18251870, 18773352, 18840640, 19254720, 19378944, 20217456, 20859280, 21195720, 21902244, 22463840, 22608768, 23105664, 23466690, 24223680, 25031136, 25271820, 25672960, 26087040, 26956608, 27377805, 28260960, 28882080, 29202992, 31288920, 32298240, 32497920, 32853366, 33374848, 33695760, 33913152, 35942144, 36503740, 37546704, 37681280, 38509440, 40434912, 41718560, 42391440, 43804488, 44927680, 45217536, 46211328, 46933380, 48447360, 50062272, 50543640, 52174080, 53913216, 54755610, 56521920, 57764160, 58405984, 62577840, 65706732, 66749696, 67391520, 67826304, 73007480, 75093408, 75362560, 77018880, 80869824, 82133415, 83437120, 84782880, 87608976, 89855360, 93866760, 96894720, 100124544, 101087280, 107826432, 109511220, 113043840, 115528320, 116811968, 125155680, 131413464, 134783040, 135652608, 146014960, 150186816, 161739648, 164266830, 166874240, 169565760, 175217952, 179710720, 187733520, 200249088, 202174560, 219022440, 226087680, 231056640, 233623936, 250311360, 262826928, 269566080, 292029920, 300373632, 323479296, 328533660, 333748480, 339131520, 350435904, 375467040, 404349120, 438044880, 467247872, 500622720, 525653856, 539132160, 584059840, 600747264, 657067320, 678263040, 700871808, 750934080, 808698240, 876089760, 1001245440, 1051307712, 1168119680, 1314134640, 1401743616, 1501868160, 1617396480, 1752179520, 2102615424, 2336239360, 2628269280, 3003736320, 3504359040, 4205230848, 5256538560, 7008718080, 10513077120, 21026154240]

約数ペア:

[(1, 21026154240), (2, 10513077120), (3, 7008718080), (4, 5256538560), (5, 4205230848), (6, 3504359040), (7, 3003736320), (8, 2628269280), (9, 2336239360), (10, 2102615424), (12, 1752179520), (13, 1617396480), (14, 1501868160), (15, 1401743616), (16, 1314134640), (18, 1168119680), (20, 1051307712), (21, 1001245440), (24, 876089760), (26, 808698240), (28, 750934080), (30, 700871808), (31, 678263040), (32, 657067320), (35, 600747264), (36, 584059840), (39, 539132160), (40, 525653856), (42, 500622720), (45, 467247872), (48, 438044880), (52, 404349120), (56, 375467040), (60, 350435904), (62, 339131520), (63, 333748480), (64, 328533660), (65, 323479296), (70, 300373632), (72, 292029920), (78, 269566080), (80, 262826928), (84, 250311360), (90, 233623936), (91, 231056640), (93, 226087680), (96, 219022440), (104, 202174560), (105, 200249088), (112, 187733520), (117, 179710720), (120, 175217952), (124, 169565760), (126, 166874240), (128, 164266830), (130, 161739648), (140, 150186816), (144, 146014960), (155, 135652608), (156, 134783040), (160, 131413464), (168, 125155680), (180, 116811968), (182, 115528320), (186, 113043840), (192, 109511220), (195, 107826432), (208, 101087280), (210, 100124544), (217, 96894720), (224, 93866760), (234, 89855360), (240, 87608976), (248, 84782880), (252, 83437120), (256, 82133415), (260, 80869824), (273, 77018880), (279, 75362560), (280, 75093408), (288, 73007480), (310, 67826304), (312, 67391520), (315, 66749696), (320, 65706732), (336, 62577840), (360, 58405984), (364, 57764160), (372, 56521920), (384, 54755610), (390, 53913216), (403, 52174080), (416, 50543640), (420, 50062272), (434, 48447360), (448, 46933380), (455, 46211328), (465, 45217536), (468, 44927680), (480, 43804488), (496, 42391440), (504, 41718560), (520, 40434912), (546, 38509440), (558, 37681280), (560, 37546704), (576, 36503740), (585, 35942144), (620, 33913152), (624, 33695760), (630, 33374848), (640, 32853366), (647, 32497920), (651, 32298240), (672, 31288920), (720, 29202992), (728, 28882080), (744, 28260960), (768, 27377805), (780, 26956608), (806, 26087040), (819, 25672960), (832, 25271820), (840, 25031136), (868, 24223680), (896, 23466690), (910, 23105664), (930, 22608768), (936, 22463840), (960, 21902244), (992, 21195720), (1008, 20859280), (1040, 20217456), (1085, 19378944), (1092, 19254720), (1116, 18840640), (1120, 18773352), (1152, 18251870), (1170, 17971072), (1209, 17391360), (1240, 16956576), (1248, 16847880), (1260, 16687424), (1280, 16426683), (1294, 16248960), (1302, 16149120), (1344, 15644460), (1365, 15403776), (1395, 15072512), (1440, 14601496), (1456, 14441040), (1488, 14130480), (1560, 13478304), (1612, 13043520), (1638, 12836480), (1664, 12635910), (1680, 12515568), (1736, 12111840), (1792, 11733345), (1820, 11552832), (1860, 11304384), (1872, 11231920), (1920, 10951122), (1941, 10832640), (1953, 10766080), (1984, 10597860), (2015, 10434816), (2016, 10429640), (2080, 10108728), (2170, 9689472), (2184, 9627360), (2232, 9420320), (2240, 9386676), (2304, 9125935), (2340, 8985536), (2418, 8695680), (2480, 8478288), (2496, 8423940), (2520, 8343712), (2588, 8124480), (2604, 8074560), (2688, 7822230), (2730, 7701888), (2790, 7536256), (2821, 7453440), (2880, 7300748), (2912, 7220520), (2976, 7065240), (3120, 6739152), (3224, 6521760), (3235, 6499584), (3255, 6459648), (3276, 6418240), (3328, 6317955), (3360, 6257784), (3472, 6055920), (3627, 5797120), (3640, 5776416), (3720, 5652192), (3744, 5615960), (3840, 5475561), (3882, 5416320), (3906, 5383040), (3968, 5298930), (4030, 5217408), (4032, 5214820), (4095, 5134592), (4160, 5054364), (4340, 4844736), (4368, 4813680), (4464, 4710160), (4480, 4693338), (4529, 4642560), (4680, 4492768), (4836, 4347840), (4960, 4239144), (4992, 4211970), (5040, 4171856), (5176, 4062240), (5208, 4037280), (5376, 3911115), (5460, 3850944), (5580, 3768128), (5642, 3726720), (5760, 3650374), (5823, 3610880), (5824, 3610260), (5952, 3532620), (6045, 3478272), (6240, 3369576), (6448, 3260880), (6470, 3249792), (6510, 3229824), (6552, 3209120), (6720, 3128892), (6944, 3027960), (7254, 2898560), (7280, 2888208), (7440, 2826096), (7488, 2807980), (7764, 2708160), (7812, 2691520), (7936, 2649465), (8060, 2608704), (8064, 2607410), (8190, 2567296), (8320, 2527182), (8411, 2499840), (8463, 2484480), (8680, 2422368), (8736, 2406840), (8928, 2355080), (8960, 2346669), (9058, 2321280), (9360, 2246384), (9672, 2173920), (9705, 2166528), (9765, 2153216), (9920, 2119572), (9984, 2105985), (10080, 2085928), (10352, 2031120), (10416, 2018640), (10920, 1925472), (11160, 1884064), (11284, 1863360), (11520, 1825187), (11646, 1805440), (11648, 1805130), (11904, 1766310), (12090, 1739136), (12480, 1684788), (12896, 1630440), (12940, 1624896), (13020, 1614912), (13104, 1604560), (13440, 1564446), (13587, 1547520), (13888, 1513980), (14105, 1490688), (14508, 1449280), (14560, 1444104), (14880, 1413048), (14976, 1403990), (15528, 1354080), (15624, 1345760), (16120, 1304352), (16128, 1303705), (16380, 1283648), (16640, 1263591), (16822, 1249920), (16926, 1242240), (17360, 1211184), (17472, 1203420), (17856, 1177540), (18116, 1160640), (18135, 1159424), (18720, 1123192), (19344, 1086960), (19410, 1083264), (19530, 1076608), (19840, 1059786), (20057, 1048320), (20160, 1042964), (20704, 1015560), (20832, 1009320), (21840, 962736), (22320, 942032), (22568, 931680), (22645, 928512), (23292, 902720), (23296, 902565), (23808, 883155), (24180, 869568), (24960, 842394), (25233, 833280), (25389, 828160), (25792, 815220), (25880, 812448), (26040, 807456), (26208, 802280), (26880, 782223), (27174, 773760), (27776, 756990), (28210, 745344), (29016, 724640), (29115, 722176), (29120, 722052), (29760, 706524), (29952, 701995), (31056, 677040), (31248, 672880), (32240, 652176), (32760, 641824), (33644, 624960), (33852, 621120), (34720, 605592), (34944, 601710), (35712, 588770), (36232, 580320), (36270, 579712), (37440, 561596), (38688, 543480), (38820, 541632), (39060, 538304), (39680, 529893), (40114, 524160), (40320, 521482), (40761, 515840), (41408, 507780), (41664, 504660), (42055, 499968), (42315, 496896), (43680, 481368), (44640, 471016), (45136, 465840), (45290, 464256), (46584, 451360), (48360, 434784), (49920, 421197), (50466, 416640), (50778, 414080), (51584, 407610), (51760, 406224), (52080, 403728), (52416, 401140), (54348, 386880), (55552, 378495), (56420, 372672), (58032, 362320), (58230, 361088), (58240, 361026), (58877, 357120), (59520, 353262), (60171, 349440), (62112, 338520), (62496, 336440), (64480, 326088), (65520, 320912), (67288, 312480), (67704, 310560), (67935, 309504), (69440, 302796), (69888, 300855), (71424, 294385), (72464, 290160), (72540, 289856), (74880, 280798), (75699, 277760), (77376, 271740), (77640, 270816), (78120, 269152), (80228, 262080), (80640, 260741), (81522, 257920), (82816, 253890), (83328, 252330), (84110, 249984), (84630, 248448), (87360, 240684), (89280, 235508), (90272, 232920), (90580, 232128), (93168, 225680), (96720, 217392), (100285, 209664), (100932, 208320), (101556, 207040), (103168, 203805), (103520, 203112), (104160, 201864), (104832, 200570), (108696, 193440), (112840, 186336), (116064, 181160), (116460, 180544), (116480, 180513), (117754, 178560), (119040, 176631), (120342, 174720), (124224, 169260), (124992, 168220), (126165, 166656), (126945, 165632), (128960, 163044), (131040, 160456), (134576, 156240), (135408, 155280), (135870, 154752), (138880, 151398), (140399, 149760), (144928, 145080)]