21212409600

素因数分解:

$2^8\times 3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:167

約数の個数: 1080

約数和(自身を含む): 86944278960

約数和(自身を除く): 65731869360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 27, 29, 30, 32, 34, 36, 40, 45, 48, 50, 51, 54, 58, 60, 64, 68, 72, 75, 80, 81, 83, 85, 87, 90, 96, 100, 102, 108, 116, 120, 128, 135, 136, 144, 145, 150, 153, 160, 162, 166, 170, 174, 180, 192, 200, 204, 216, 225, 232, 240, 249, 255, 256, 261, 270, 272, 288, 290, 300, 306, 320, 324, 332, 340, 348, 360, 384, 400, 405, 408, 415, 425, 432, 435, 450, 459, 464, 480, 493, 498, 510, 522, 540, 544, 576, 580, 600, 612, 640, 648, 664, 675, 680, 696, 720, 725, 747, 765, 768, 783, 800, 810, 816, 830, 850, 864, 870, 900, 918, 928, 960, 986, 996, 1020, 1044, 1080, 1088, 1152, 1160, 1200, 1224, 1245, 1275, 1280, 1296, 1305, 1328, 1350, 1360, 1377, 1392, 1411, 1440, 1450, 1479, 1494, 1530, 1566, 1600, 1620, 1632, 1660, 1700, 1728, 1740, 1800, 1836, 1856, 1920, 1972, 1992, 2025, 2040, 2075, 2088, 2160, 2175, 2176, 2241, 2295, 2304, 2320, 2349, 2400, 2407, 2448, 2465, 2490, 2550, 2592, 2610, 2656, 2700, 2720, 2754, 2784, 2822, 2880, 2900, 2958, 2988, 3060, 3132, 3200, 3240, 3264, 3320, 3400, 3456, 3480, 3600, 3672, 3712, 3735, 3825, 3840, 3915, 3944, 3984, 4050, 4080, 4150, 4176, 4233, 4320, 4350, 4352, 4437, 4482, 4590, 4640, 4698, 4800, 4814, 4896, 4930, 4980, 5100, 5184, 5220, 5312, 5400, 5440, 5508, 5568, 5644, 5760, 5800, 5916, 5976, 6120, 6225, 6264, 6400, 6480, 6525, 6528, 6640, 6723, 6800, 6885, 6912, 6960, 7055, 7200, 7221, 7344, 7395, 7424, 7470, 7650, 7830, 7888, 7968, 8100, 8160, 8300, 8352, 8466, 8640, 8700, 8874, 8964, 9180, 9280, 9396, 9600, 9628, 9792, 9860, 9960, 10200, 10368, 10440, 10624, 10800, 10880, 11016, 11136, 11205, 11288, 11475, 11520, 11600, 11745, 11832, 11952, 12035, 12240, 12325, 12450, 12528, 12699, 12960, 13050, 13056, 13280, 13311, 13446, 13600, 13770, 13920, 14110, 14400, 14442, 14688, 14790, 14940, 15300, 15660, 15776, 15936, 16200, 16320, 16600, 16704, 16932, 17280, 17400, 17748, 17928, 18360, 18560, 18675, 18792, 19200, 19256, 19575, 19584, 19720, 19920, 20400, 20736, 20880, 21165, 21248, 21600, 21663, 21760, 22032, 22185, 22272, 22410, 22576, 22950, 23200, 23490, 23664, 23904, 24070, 24480, 24650, 24900, 25056, 25398, 25920, 26100, 26560, 26622, 26892, 27200, 27540, 27840, 28220, 28800, 28884, 29376, 29580, 29880, 30600, 31320, 31552, 31872, 32400, 32640, 33200, 33408, 33615, 33864, 34425, 34560, 34800, 35275, 35496, 35856, 36105, 36720, 36975, 37120, 37350, 37584, 38097, 38512, 39150, 39168, 39440, 39840, 39933, 40800, 40919, 41760, 42330, 43200, 43326, 44064, 44370, 44820, 45152, 45900, 46400, 46980, 47328, 47808, 48140, 48960, 49300, 49800, 50112, 50796, 51840, 52200, 53120, 53244, 53784, 54400, 55080, 55680, 56025, 56440, 57600, 57768, 58725, 58752, 59160, 59760, 60175, 61200, 62640, 63104, 63495, 63744, 64800, 64989, 65280, 66400, 66555, 66816, 67230, 67728, 68850, 69600, 70550, 70992, 71712, 72210, 73440, 73950, 74700, 75168, 76194, 77024, 78300, 78880, 79680, 79866, 81600, 81838, 83520, 84660, 86400, 86652, 88128, 88740, 89640, 90304, 91800, 92800, 93960, 94656, 95616, 96280, 97920, 98600, 99600, 100224, 101592, 103680, 104400, 105825, 106240, 106488, 107568, 108315, 108800, 110160, 110925, 111360, 112050, 112880, 114291, 115536, 117450, 117504, 118320, 119520, 120350, 122400, 122757, 125280, 126208, 126990, 129600, 129978, 132800, 133110, 134460, 135456, 137700, 139200, 141100, 141984, 143424, 144420, 146880, 147900, 149400, 150336, 152388, 154048, 156600, 157760, 159360, 159732, 163200, 163676, 167040, 168075, 169320, 172800, 173304, 176256, 177480, 179280, 180525, 180608, 183600, 185600, 187920, 189312, 190485, 191232, 192560, 194967, 195840, 197200, 199200, 199665, 200448, 203184, 204595, 208800, 211650, 212976, 215136, 216630, 220320, 221850, 224100, 225760, 228582, 231072, 234900, 236640, 239040, 240700, 244800, 245514, 250560, 253980, 259200, 259956, 265600, 266220, 268920, 270912, 275400, 278400, 282200, 283968, 286848, 288840, 293760, 295800, 298800, 300672, 304776, 308096, 313200, 315520, 317475, 318720, 319464, 324945, 326400, 327352, 332775, 334080, 336150, 338640, 346608, 352512, 354960, 358560, 361050, 361216, 367200, 368271, 375840, 378624, 380970, 385120, 389934, 394400, 398400, 399330, 406368, 409190, 417600, 423300, 425952, 430272, 433260, 440640, 443700, 448200, 451520, 457164, 462144, 469800, 473280, 478080, 481400, 489600, 491028, 501120, 507960, 518400, 519912, 531200, 532440, 537840, 541575, 541824, 550800, 556800, 564400, 567936, 571455, 573696, 577680, 587520, 591600, 597600, 601344, 609552, 613785, 616192, 626400, 631040, 634950, 638928, 649890, 654704, 665550, 672300, 677280, 693216, 709920, 717120, 722100, 734400, 736542, 751680, 761940, 770240, 779868, 788800, 796800, 798660, 812736, 818380, 835200, 846600, 851904, 860544, 866520, 881280, 887400, 896400, 903040, 914328, 924288, 939600, 946560, 952425, 956160, 962800, 974835, 979200, 982056, 998325, 1002240, 1015920, 1022975, 1039824, 1064880, 1075680, 1083150, 1083648, 1101600, 1104813, 1128800, 1135872, 1142910, 1155360, 1183200, 1195200, 1219104, 1227570, 1252800, 1269900, 1277856, 1299780, 1309408, 1331100, 1344600, 1354560, 1386432, 1419840, 1434240, 1444200, 1468800, 1473084, 1503360, 1523880, 1540480, 1559736, 1577600, 1593600, 1597320, 1624725, 1625472, 1636760, 1670400, 1693200, 1703808, 1721088, 1733040, 1762560, 1774800, 1792800, 1806080, 1828656, 1841355, 1848576, 1879200, 1893120, 1904850, 1925600, 1949670, 1964112, 1996650, 2031840, 2045950, 2079648, 2129760, 2151360, 2166300, 2203200, 2209626, 2257600, 2285820, 2310720, 2366400, 2390400, 2438208, 2455140, 2505600, 2539800, 2555712, 2599560, 2618816, 2662200, 2689200, 2709120, 2772864, 2839680, 2857275, 2868480, 2888400, 2937600, 2946168, 3006720, 3047760, 3068925, 3080960, 3119472, 3155200, 3194640, 3249450, 3250944, 3273520, 3314439, 3386400, 3407616, 3466080, 3549600, 3585600, 3657312, 3682710, 3758400, 3809700, 3851200, 3899340, 3928224, 3993300, 4063680, 4091900, 4159296, 4259520, 4302720, 4332600, 4406400, 4419252, 4515200, 4571640, 4621440, 4732800, 4780800, 4874175, 4876416, 4910280, 5011200, 5079600, 5111424, 5199120, 5237632, 5324400, 5378400, 5418240, 5524065, 5545728, 5679360, 5714550, 5776800, 5892336, 6095520, 6137850, 6238944, 6389280, 6498900, 6547040, 6628878, 6772800, 6932160, 7099200, 7171200, 7314624, 7365420, 7516800, 7619400, 7702400, 7798680, 7856448, 7986600, 8127360, 8183800, 8318592, 8519040, 8605440, 8665200, 8812800, 8838504, 9030400, 9143280, 9206775, 9242880, 9465600, 9748350, 9752832, 9820560, 10159200, 10222848, 10398240, 10475264, 10648800, 10756800, 11048130, 11429100, 11553600, 11784672, 12191040, 12275700, 12477888, 12778560, 12997800, 13094080, 13257756, 13545600, 13864320, 14198400, 14342400, 14629248, 14730840, 15033600, 15238800, 15404800, 15597360, 15712896, 15973200, 16254720, 16367600, 16572195, 16637184, 17038080, 17330400, 17677008, 18286560, 18413550, 19496700, 19641120, 20318400, 20796480, 21297600, 21513600, 22096260, 22858200, 23107200, 23569344, 24382080, 24551400, 24955776, 25557120, 25995600, 26188160, 26515512, 27091200, 27620325, 27728640, 28396800, 29258496, 29461680, 30477600, 31194720, 31425792, 31946400, 32735200, 33144390, 34660800, 35354016, 36573120, 36827100, 38993400, 39282240, 40636800, 41592960, 42595200, 43027200, 44192520, 45716400, 46214400, 47138688, 48764160, 49102800, 49911552, 51114240, 51991200, 52376320, 53031024, 55240650, 58923360, 60955200, 62389440, 63892800, 65470400, 66288780, 69321600, 70708032, 73146240, 73654200, 77986800, 78564480, 81273600, 82860975, 83185920, 85190400, 88385040, 91432800, 94277376, 98205600, 103982400, 106062048, 110481300, 117846720, 121910400, 124778880, 127785600, 130940800, 132577560, 138643200, 141416064, 146292480, 147308400, 155973600, 157128960, 165721950, 176770080, 182865600, 196411200, 207964800, 212124096, 220962600, 235693440, 243820800, 249557760, 255571200, 261881600, 265155120, 282832128, 294616800, 311947200, 331443900, 353540160, 365731200, 392822400, 415929600, 424248192, 441925200, 471386880, 530310240, 589233600, 623894400, 662887800, 707080320, 731462400, 785644800, 848496384, 883850400, 1060620480, 1178467200, 1247788800, 1325775600, 1414160640, 1767700800, 2121240960, 2356934400, 2651551200, 3535401600, 4242481920, 5303102400, 7070803200, 10606204800, 21212409600]

約数ペア:

[(1, 21212409600), (2, 10606204800), (3, 7070803200), (4, 5303102400), (5, 4242481920), (6, 3535401600), (8, 2651551200), (9, 2356934400), (10, 2121240960), (12, 1767700800), (15, 1414160640), (16, 1325775600), (17, 1247788800), (18, 1178467200), (20, 1060620480), (24, 883850400), (25, 848496384), (27, 785644800), (29, 731462400), (30, 707080320), (32, 662887800), (34, 623894400), (36, 589233600), (40, 530310240), (45, 471386880), (48, 441925200), (50, 424248192), (51, 415929600), (54, 392822400), (58, 365731200), (60, 353540160), (64, 331443900), (68, 311947200), (72, 294616800), (75, 282832128), (80, 265155120), (81, 261881600), (83, 255571200), (85, 249557760), (87, 243820800), (90, 235693440), (96, 220962600), (100, 212124096), (102, 207964800), (108, 196411200), (116, 182865600), (120, 176770080), (128, 165721950), (135, 157128960), (136, 155973600), (144, 147308400), (145, 146292480), (150, 141416064), (153, 138643200), (160, 132577560), (162, 130940800), (166, 127785600), (170, 124778880), (174, 121910400), (180, 117846720), (192, 110481300), (200, 106062048), (204, 103982400), (216, 98205600), (225, 94277376), (232, 91432800), (240, 88385040), (249, 85190400), (255, 83185920), (256, 82860975), (261, 81273600), (270, 78564480), (272, 77986800), (288, 73654200), (290, 73146240), (300, 70708032), (306, 69321600), (320, 66288780), (324, 65470400), (332, 63892800), (340, 62389440), (348, 60955200), (360, 58923360), (384, 55240650), (400, 53031024), (405, 52376320), (408, 51991200), (415, 51114240), (425, 49911552), (432, 49102800), (435, 48764160), (450, 47138688), (459, 46214400), (464, 45716400), (480, 44192520), (493, 43027200), (498, 42595200), (510, 41592960), (522, 40636800), (540, 39282240), (544, 38993400), (576, 36827100), (580, 36573120), (600, 35354016), (612, 34660800), (640, 33144390), (648, 32735200), (664, 31946400), (675, 31425792), (680, 31194720), (696, 30477600), (720, 29461680), (725, 29258496), (747, 28396800), (765, 27728640), (768, 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10159200), (2160, 9820560), (2175, 9752832), (2176, 9748350), (2241, 9465600), (2295, 9242880), (2304, 9206775), (2320, 9143280), (2349, 9030400), (2400, 8838504), (2407, 8812800), (2448, 8665200), (2465, 8605440), (2490, 8519040), (2550, 8318592), (2592, 8183800), (2610, 8127360), (2656, 7986600), (2700, 7856448), (2720, 7798680), (2754, 7702400), (2784, 7619400), (2822, 7516800), (2880, 7365420), (2900, 7314624), (2958, 7171200), (2988, 7099200), (3060, 6932160), (3132, 6772800), (3200, 6628878), (3240, 6547040), (3264, 6498900), (3320, 6389280), (3400, 6238944), (3456, 6137850), (3480, 6095520), (3600, 5892336), (3672, 5776800), (3712, 5714550), (3735, 5679360), (3825, 5545728), (3840, 5524065), (3915, 5418240), (3944, 5378400), (3984, 5324400), (4050, 5237632), (4080, 5199120), (4150, 5111424), (4176, 5079600), (4233, 5011200), (4320, 4910280), (4350, 4876416), (4352, 4874175), (4437, 4780800), (4482, 4732800), (4590, 4621440), (4640, 4571640), (4698, 4515200), (4800, 4419252), (4814, 4406400), (4896, 4332600), (4930, 4302720), (4980, 4259520), (5100, 4159296), (5184, 4091900), (5220, 4063680), (5312, 3993300), (5400, 3928224), (5440, 3899340), (5508, 3851200), (5568, 3809700), (5644, 3758400), (5760, 3682710), (5800, 3657312), (5916, 3585600), (5976, 3549600), (6120, 3466080), (6225, 3407616), (6264, 3386400), (6400, 3314439), (6480, 3273520), (6525, 3250944), (6528, 3249450), (6640, 3194640), (6723, 3155200), (6800, 3119472), (6885, 3080960), (6912, 3068925), (6960, 3047760), (7055, 3006720), (7200, 2946168), (7221, 2937600), (7344, 2888400), (7395, 2868480), (7424, 2857275), (7470, 2839680), (7650, 2772864), (7830, 2709120), (7888, 2689200), (7968, 2662200), (8100, 2618816), (8160, 2599560), (8300, 2555712), (8352, 2539800), (8466, 2505600), (8640, 2455140), (8700, 2438208), (8874, 2390400), (8964, 2366400), (9180, 2310720), (9280, 2285820), (9396, 2257600), (9600, 2209626), (9628, 2203200), (9792, 2166300), (9860, 2151360), (9960, 2129760), (10200, 2079648), (10368, 2045950), (10440, 2031840), (10624, 1996650), (10800, 1964112), (10880, 1949670), (11016, 1925600), (11136, 1904850), (11205, 1893120), (11288, 1879200), (11475, 1848576), (11520, 1841355), (11600, 1828656), (11745, 1806080), (11832, 1792800), (11952, 1774800), (12035, 1762560), (12240, 1733040), (12325, 1721088), (12450, 1703808), (12528, 1693200), (12699, 1670400), (12960, 1636760), (13050, 1625472), (13056, 1624725), (13280, 1597320), (13311, 1593600), (13446, 1577600), (13600, 1559736), (13770, 1540480), (13920, 1523880), (14110, 1503360), (14400, 1473084), (14442, 1468800), (14688, 1444200), (14790, 1434240), (14940, 1419840), (15300, 1386432), (15660, 1354560), (15776, 1344600), (15936, 1331100), (16200, 1309408), (16320, 1299780), (16600, 1277856), (16704, 1269900), (16932, 1252800), (17280, 1227570), (17400, 1219104), (17748, 1195200), (17928, 1183200), (18360, 1155360), (18560, 1142910), (18675, 1135872), (18792, 1128800), (19200, 1104813), (19256, 1101600), (19575, 1083648), (19584, 1083150), (19720, 1075680), (19920, 1064880), (20400, 1039824), (20736, 1022975), (20880, 1015920), (21165, 1002240), (21248, 998325), (21600, 982056), (21663, 979200), (21760, 974835), (22032, 962800), (22185, 956160), (22272, 952425), (22410, 946560), (22576, 939600), (22950, 924288), (23200, 914328), (23490, 903040), (23664, 896400), (23904, 887400), (24070, 881280), (24480, 866520), (24650, 860544), (24900, 851904), (25056, 846600), (25398, 835200), (25920, 818380), (26100, 812736), (26560, 798660), (26622, 796800), (26892, 788800), (27200, 779868), (27540, 770240), (27840, 761940), (28220, 751680), (28800, 736542), (28884, 734400), (29376, 722100), (29580, 717120), (29880, 709920), (30600, 693216), (31320, 677280), (31552, 672300), (31872, 665550), (32400, 654704), (32640, 649890), (33200, 638928), (33408, 634950), (33615, 631040), (33864, 626400), (34425, 616192), (34560, 613785), (34800, 609552), (35275, 601344), (35496, 597600), (35856, 591600), (36105, 587520), (36720, 577680), (36975, 573696), (37120, 571455), (37350, 567936), (37584, 564400), (38097, 556800), (38512, 550800), (39150, 541824), (39168, 541575), (39440, 537840), (39840, 532440), (39933, 531200), (40800, 519912), (40919, 518400), (41760, 507960), (42330, 501120), (43200, 491028), (43326, 489600), (44064, 481400), (44370, 478080), (44820, 473280), (45152, 469800), (45900, 462144), (46400, 457164), (46980, 451520), (47328, 448200), (47808, 443700), (48140, 440640), (48960, 433260), (49300, 430272), (49800, 425952), (50112, 423300), (50796, 417600), (51840, 409190), (52200, 406368), (53120, 399330), (53244, 398400), (53784, 394400), (54400, 389934), (55080, 385120), (55680, 380970), (56025, 378624), (56440, 375840), (57600, 368271), (57768, 367200), (58725, 361216), (58752, 361050), (59160, 358560), (59760, 354960), (60175, 352512), (61200, 346608), (62640, 338640), (63104, 336150), (63495, 334080), (63744, 332775), (64800, 327352), (64989, 326400), (65280, 324945), (66400, 319464), (66555, 318720), (66816, 317475), (67230, 315520), (67728, 313200), (68850, 308096), (69600, 304776), (70550, 300672), (70992, 298800), (71712, 295800), (72210, 293760), (73440, 288840), (73950, 286848), (74700, 283968), (75168, 282200), (76194, 278400), (77024, 275400), (78300, 270912), (78880, 268920), (79680, 266220), (79866, 265600), (81600, 259956), (81838, 259200), (83520, 253980), (84660, 250560), (86400, 245514), (86652, 244800), (88128, 240700), (88740, 239040), (89640, 236640), (90304, 234900), (91800, 231072), (92800, 228582), (93960, 225760), (94656, 224100), (95616, 221850), (96280, 220320), (97920, 216630), (98600, 215136), (99600, 212976), (100224, 211650), (101592, 208800), (103680, 204595), (104400, 203184), (105825, 200448), (106240, 199665), (106488, 199200), (107568, 197200), (108315, 195840), (108800, 194967), (110160, 192560), (110925, 191232), (111360, 190485), (112050, 189312), (112880, 187920), (114291, 185600), (115536, 183600), (117450, 180608), (117504, 180525), (118320, 179280), (119520, 177480), (120350, 176256), (122400, 173304), (122757, 172800), (125280, 169320), (126208, 168075), (126990, 167040), (129600, 163676), (129978, 163200), (132800, 159732), (133110, 159360), (134460, 157760), (135456, 156600), (137700, 154048), (139200, 152388), (141100, 150336), (141984, 149400), (143424, 147900), (144420, 146880)]