21860475840

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:350

約数の個数: 1008

約数和(自身を含む): 95401912320

約数和(自身を除く): 73541436480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 31, 32, 35, 36, 38, 40, 42, 45, 48, 49, 56, 57, 60, 62, 63, 64, 70, 72, 76, 80, 84, 90, 93, 95, 96, 98, 105, 112, 114, 120, 124, 126, 133, 140, 144, 147, 152, 155, 160, 168, 171, 180, 186, 190, 192, 196, 210, 217, 224, 228, 240, 245, 248, 252, 263, 266, 279, 280, 285, 288, 294, 304, 310, 315, 320, 336, 342, 360, 372, 380, 392, 399, 420, 434, 441, 448, 456, 465, 480, 490, 496, 504, 526, 532, 558, 560, 570, 576, 588, 589, 608, 620, 630, 651, 665, 672, 684, 720, 735, 744, 760, 784, 789, 798, 840, 855, 868, 882, 912, 930, 931, 960, 980, 992, 1008, 1052, 1064, 1085, 1116, 1120, 1140, 1176, 1178, 1197, 1216, 1240, 1260, 1302, 1315, 1330, 1344, 1368, 1395, 1440, 1470, 1488, 1519, 1520, 1568, 1578, 1596, 1680, 1710, 1736, 1764, 1767, 1824, 1841, 1860, 1862, 1953, 1960, 1984, 1995, 2016, 2104, 2128, 2170, 2205, 2232, 2240, 2280, 2352, 2356, 2367, 2394, 2480, 2520, 2604, 2630, 2660, 2736, 2790, 2793, 2880, 2940, 2945, 2976, 3038, 3040, 3136, 3156, 3192, 3255, 3360, 3420, 3472, 3528, 3534, 3648, 3682, 3720, 3724, 3906, 3920, 3945, 3990, 4032, 4123, 4208, 4256, 4340, 4410, 4464, 4557, 4560, 4655, 4704, 4712, 4734, 4788, 4960, 4997, 5040, 5208, 5260, 5301, 5320, 5472, 5523, 5580, 5586, 5880, 5890, 5952, 5985, 6076, 6080, 6312, 6384, 6510, 6720, 6840, 6944, 7056, 7068, 7364, 7440, 7448, 7595, 7812, 7840, 7890, 7980, 8153, 8246, 8379, 8416, 8512, 8680, 8820, 8835, 8928, 9114, 9120, 9205, 9310, 9408, 9424, 9468, 9576, 9765, 9920, 9994, 10080, 10416, 10520, 10602, 10640, 10944, 11046, 11160, 11172, 11760, 11780, 11835, 11970, 12152, 12369, 12624, 12768, 12887, 13020, 13671, 13680, 13888, 13965, 14112, 14136, 14728, 14880, 14896, 14991, 15190, 15624, 15680, 15780, 15960, 16306, 16492, 16569, 16758, 16832, 17360, 17640, 17670, 17856, 18228, 18240, 18410, 18620, 18848, 18936, 19152, 19530, 19988, 20160, 20615, 20832, 21040, 21204, 21280, 22092, 22320, 22344, 22785, 23520, 23560, 23670, 23940, 24304, 24459, 24738, 24985, 25248, 25536, 25774, 26040, 26505, 27342, 27360, 27615, 27930, 28224, 28272, 28861, 29456, 29760, 29792, 29982, 30380, 31248, 31560, 31920, 32612, 32984, 33138, 33516, 34720, 34979, 35280, 35340, 36456, 36820, 37107, 37240, 37696, 37872, 38304, 38661, 39060, 39976, 40765, 41230, 41664, 41895, 42080, 42408, 42560, 44184, 44640, 44688, 44973, 45570, 47040, 47120, 47340, 47880, 48608, 48918, 49476, 49970, 50496, 51548, 52080, 53010, 54684, 54720, 55230, 55860, 56544, 57071, 57722, 58912, 59584, 59964, 60760, 61845, 62496, 63120, 63840, 64435, 65224, 65968, 66276, 67032, 68355, 69440, 69958, 70560, 70680, 72912, 73377, 73640, 74214, 74480, 74955, 75744, 76608, 77322, 78120, 79952, 81530, 82460, 82845, 83790, 84160, 84816, 86583, 88368, 89280, 89376, 89946, 91140, 94240, 94680, 95760, 97216, 97836, 98952, 99940, 103096, 104160, 104937, 106020, 109368, 110460, 111720, 113088, 114142, 115444, 115983, 117824, 119928, 121520, 122295, 123690, 124992, 126240, 127680, 128870, 130448, 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570710, 577220, 579915, 587016, 589120, 593712, 599640, 618576, 619628, 624960, 629622, 652240, 659680, 662760, 670320, 684852, 692664, 699580, 719568, 729120, 733770, 734559, 742140, 757440, 773220, 774535, 782688, 791616, 798994, 799520, 824768, 839496, 848160, 856065, 865830, 874944, 883680, 893760, 899460, 913136, 923552, 927864, 929442, 959424, 978360, 979412, 989520, 1027278, 1030960, 1038996, 1049370, 1060416, 1084349, 1093680, 1119328, 1141420, 1154440, 1159830, 1174032, 1187424, 1198491, 1199280, 1224265, 1237152, 1239256, 1259244, 1298745, 1304480, 1319360, 1325520, 1340640, 1369704, 1385328, 1394163, 1399160, 1439136, 1458240, 1467540, 1469118, 1484280, 1546440, 1549070, 1565376, 1574055, 1597988, 1599040, 1678992, 1696320, 1712130, 1731660, 1767360, 1798920, 1826272, 1847104, 1855728, 1858884, 1956720, 1958824, 1979040, 1997485, 2054556, 2061920, 2077992, 2098740, 2168698, 2187360, 2203677, 2238656, 2282840, 2308880, 2319660, 2323605, 2348064, 2374848, 2396982, 2398560, 2448530, 2474304, 2478512, 2518488, 2568195, 2597490, 2608960, 2651040, 2681280, 2739408, 2770656, 2788326, 2798320, 2878272, 2935080, 2938236, 2968560, 3092880, 3098140, 3148110, 3195976, 3253047, 3357984, 3424260, 3463320, 3595473, 3597840, 3652544, 3672795, 3711456, 3717768, 3913440, 3917648, 3958080, 3994970, 4109112, 4123840, 4155984, 4197480, 4337396, 4374720, 4407354, 4565680, 4617760, 4639320, 4647210, 4696128, 4793964, 4797120, 4897060, 4957024, 5036976, 5136390, 5194980, 5302080, 5421745, 5478816, 5541312, 5576652, 5596640, 5870160, 5876472, 5937120, 5992455, 6185760, 6196280, 6296220, 6391952, 6506094, 6715968, 6848520, 6926640, 6970815, 7190946, 7195680, 7345590, 7422912, 7435536, 7590443, 7826880, 7835296, 7989940, 8218224, 8311968, 8394960, 8674792, 8814708, 9131360, 9235520, 9278640, 9294420, 9587928, 9759141, 9794120, 9914048, 10073952, 10272780, 10389960, 10843490, 10957632, 11018385, 11153304, 11193280, 11740320, 11752944, 11874240, 11984910, 12371520, 12392560, 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約数ペア:

[(1, 21860475840), (2, 10930237920), (3, 7286825280), (4, 5465118960), (5, 4372095168), (6, 3643412640), (7, 3122925120), (8, 2732559480), (9, 2428941760), (10, 2186047584), (12, 1821706320), (14, 1561462560), (15, 1457365056), (16, 1366279740), (18, 1214470880), (19, 1150551360), (20, 1093023792), (21, 1040975040), (24, 910853160), (28, 780731280), (30, 728682528), (31, 705176640), (32, 683139870), (35, 624585024), (36, 607235440), (38, 575275680), (40, 546511896), (42, 520487520), (45, 485788352), (48, 455426580), (49, 446132160), (56, 390365640), (57, 383517120), (60, 364341264), (62, 352588320), (63, 346991680), (64, 341569935), (70, 312292512), (72, 303617720), (76, 287637840), (80, 273255948), (84, 260243760), (90, 242894176), (93, 235058880), (95, 230110272), (96, 227713290), (98, 223066080), (105, 208195008), (112, 195182820), (114, 191758560), (120, 182170632), (124, 176294160), (126, 173495840), (133, 164364480), (140, 156146256), (144, 151808860), (147, 148710720), (152, 143818920), (155, 141035328), (160, 136627974), (168, 130121880), (171, 127839040), (180, 121447088), (186, 117529440), (190, 115055136), (192, 113856645), (196, 111533040), (210, 104097504), (217, 100739520), (224, 97591410), (228, 95879280), (240, 91085316), (245, 89226432), (248, 88147080), (252, 86747920), (263, 83119680), (266, 82182240), (279, 78352960), (280, 78073128), (285, 76703424), (288, 75904430), (294, 74355360), (304, 71909460), (310, 70517664), (315, 69398336), (320, 68313987), (336, 65060940), (342, 63919520), (360, 60723544), (372, 58764720), (380, 57527568), (392, 55766520), (399, 54788160), (420, 52048752), (434, 50369760), (441, 49570240), (448, 48795705), (456, 47939640), (465, 47011776), (480, 45542658), (490, 44613216), (496, 44073540), (504, 43373960), (526, 41559840), (532, 41091120), (558, 39176480), (560, 39036564), (570, 38351712), (576, 37952215), (588, 37177680), (589, 37114560), (608, 35954730), (620, 35258832), (630, 34699168), (651, 33579840), (665, 32872896), (672, 32530470), (684, 31959760), (720, 30361772), (735, 29742144), (744, 29382360), (760, 28763784), (784, 27883260), (789, 27706560), (798, 27394080), (840, 26024376), (855, 25567808), (868, 25184880), (882, 24785120), (912, 23969820), (930, 23505888), (931, 23480640), (960, 22771329), (980, 22306608), (992, 22036770), (1008, 21686980), (1052, 20779920), (1064, 20545560), (1085, 20147904), (1116, 19588240), (1120, 19518282), (1140, 19175856), (1176, 18588840), (1178, 18557280), (1197, 18262720), (1216, 17977365), (1240, 17629416), (1260, 17349584), (1302, 16789920), (1315, 16623936), (1330, 16436448), (1344, 16265235), (1368, 15979880), (1395, 15670592), (1440, 15180886), (1470, 14871072), (1488, 14691180), (1519, 14391360), (1520, 14381892), (1568, 13941630), (1578, 13853280), (1596, 13697040), (1680, 13012188), (1710, 12783904), (1736, 12592440), (1764, 12392560), (1767, 12371520), (1824, 11984910), (1841, 11874240), (1860, 11752944), (1862, 11740320), (1953, 11193280), (1960, 11153304), (1984, 11018385), (1995, 10957632), (2016, 10843490), (2104, 10389960), (2128, 10272780), (2170, 10073952), (2205, 9914048), (2232, 9794120), (2240, 9759141), (2280, 9587928), (2352, 9294420), (2356, 9278640), (2367, 9235520), (2394, 9131360), (2480, 8814708), (2520, 8674792), (2604, 8394960), (2630, 8311968), (2660, 8218224), (2736, 7989940), (2790, 7835296), (2793, 7826880), (2880, 7590443), (2940, 7435536), (2945, 7422912), (2976, 7345590), (3038, 7195680), (3040, 7190946), (3136, 6970815), (3156, 6926640), (3192, 6848520), (3255, 6715968), (3360, 6506094), (3420, 6391952), (3472, 6296220), (3528, 6196280), (3534, 6185760), (3648, 5992455), (3682, 5937120), (3720, 5876472), (3724, 5870160), (3906, 5596640), (3920, 5576652), (3945, 5541312), (3990, 5478816), (4032, 5421745), (4123, 5302080), (4208, 5194980), (4256, 5136390), (4340, 5036976), (4410, 4957024), (4464, 4897060), (4557, 4797120), (4560, 4793964), (4655, 4696128), (4704, 4647210), (4712, 4639320), (4734, 4617760), (4788, 4565680), (4960, 4407354), (4997, 4374720), (5040, 4337396), (5208, 4197480), (5260, 4155984), (5301, 4123840), (5320, 4109112), (5472, 3994970), (5523, 3958080), (5580, 3917648), (5586, 3913440), (5880, 3717768), (5890, 3711456), (5952, 3672795), (5985, 3652544), (6076, 3597840), (6080, 3595473), (6312, 3463320), (6384, 3424260), (6510, 3357984), (6720, 3253047), (6840, 3195976), (6944, 3148110), (7056, 3098140), (7068, 3092880), (7364, 2968560), (7440, 2938236), (7448, 2935080), (7595, 2878272), (7812, 2798320), (7840, 2788326), (7890, 2770656), (7980, 2739408), (8153, 2681280), (8246, 2651040), (8379, 2608960), (8416, 2597490), (8512, 2568195), (8680, 2518488), (8820, 2478512), (8835, 2474304), (8928, 2448530), (9114, 2398560), (9120, 2396982), (9205, 2374848), (9310, 2348064), (9408, 2323605), (9424, 2319660), (9468, 2308880), (9576, 2282840), (9765, 2238656), (9920, 2203677), (9994, 2187360), (10080, 2168698), (10416, 2098740), (10520, 2077992), (10602, 2061920), (10640, 2054556), (10944, 1997485), (11046, 1979040), (11160, 1958824), (11172, 1956720), (11760, 1858884), (11780, 1855728), (11835, 1847104), (11970, 1826272), (12152, 1798920), (12369, 1767360), (12624, 1731660), (12768, 1712130), (12887, 1696320), (13020, 1678992), (13671, 1599040), (13680, 1597988), (13888, 1574055), (13965, 1565376), (14112, 1549070), (14136, 1546440), (14728, 1484280), (14880, 1469118), (14896, 1467540), (14991, 1458240), (15190, 1439136), (15624, 1399160), (15680, 1394163), (15780, 1385328), (15960, 1369704), (16306, 1340640), (16492, 1325520), (16569, 1319360), (16758, 1304480), (16832, 1298745), (17360, 1259244), (17640, 1239256), (17670, 1237152), (17856, 1224265), (18228, 1199280), (18240, 1198491), (18410, 1187424), (18620, 1174032), (18848, 1159830), (18936, 1154440), (19152, 1141420), (19530, 1119328), (19988, 1093680), (20160, 1084349), (20615, 1060416), (20832, 1049370), (21040, 1038996), (21204, 1030960), (21280, 1027278), (22092, 989520), (22320, 979412), (22344, 978360), (22785, 959424), (23520, 929442), (23560, 927864), (23670, 923552), (23940, 913136), (24304, 899460), (24459, 893760), (24738, 883680), (24985, 874944), (25248, 865830), (25536, 856065), (25774, 848160), (26040, 839496), (26505, 824768), (27342, 799520), (27360, 798994), (27615, 791616), (27930, 782688), (28224, 774535), (28272, 773220), (28861, 757440), (29456, 742140), (29760, 734559), (29792, 733770), (29982, 729120), (30380, 719568), (31248, 699580), (31560, 692664), (31920, 684852), (32612, 670320), (32984, 662760), (33138, 659680), (33516, 652240), (34720, 629622), (34979, 624960), (35280, 619628), (35340, 618576), (36456, 599640), (36820, 593712), (37107, 589120), (37240, 587016), (37696, 579915), (37872, 577220), (38304, 570710), (38661, 565440), (39060, 559664), (39976, 546840), (40765, 536256), (41230, 530208), (41664, 524685), (41895, 521792), (42080, 519498), (42408, 515480), (42560, 513639), (44184, 494760), (44640, 489706), (44688, 489180), (44973, 486080), (45570, 479712), (47040, 464721), (47120, 463932), (47340, 461776), (47880, 456568), (48608, 449730), (48918, 446880), (49476, 441840), (49970, 437472), (50496, 432915), (51548, 424080), (52080, 419748), (53010, 412384), (54684, 399760), (54720, 399497), (55230, 395808), (55860, 391344), (56544, 386610), (57071, 383040), (57722, 378720), (58912, 371070), (59584, 366885), (59964, 364560), (60760, 359784), (61845, 353472), (62496, 349790), (63120, 346332), (63840, 342426), (64435, 339264), (65224, 335160), (65968, 331380), (66276, 329840), (67032, 326120), (68355, 319808), (69440, 314811), (69958, 312480), (70560, 309814), (70680, 309288), (72912, 299820), (73377, 297920), (73640, 296856), (74214, 294560), (74480, 293508), (74955, 291648), (75744, 288610), (76608, 285355), (77322, 282720), (78120, 279832), (79952, 273420), (81530, 268128), (82460, 265104), (82845, 263872), (83790, 260896), (84160, 259749), (84816, 257740), (86583, 252480), (88368, 247380), (89280, 244853), (89376, 244590), (89946, 243040), (91140, 239856), (94240, 231966), (94680, 230888), (95760, 228284), (97216, 224865), (97836, 223440), (98952, 220920), (99940, 218736), (103096, 212040), (104160, 209874), (104937, 208320), (106020, 206192), (109368, 199880), (110460, 197904), (111720, 195672), (113088, 193305), (114142, 191520), (115444, 189360), (115983, 188480), (117824, 185535), (119928, 182280), (121520, 179892), (122295, 178752), (123690, 176736), (124992, 174895), (126240, 173166), (127680, 171213), (128870, 169632), (130448, 167580), (131936, 165690), (132552, 164920), (134064, 163060), (136710, 159904), (139916, 156240), (141120, 154907), (141360, 154644), (144305, 151488), (145824, 149910), (146754, 148960), (147280, 148428)]