21968547840

素因数分解:

$2^{12}\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:118

約数の個数: 1040

約数和(自身を含む): 89913589920

約数和(自身を除く): 67945042080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 30, 32, 34, 36, 38, 40, 41, 45, 48, 51, 54, 57, 60, 64, 68, 72, 76, 80, 81, 82, 85, 90, 95, 96, 102, 108, 114, 120, 123, 128, 135, 136, 144, 152, 153, 160, 162, 164, 170, 171, 180, 190, 192, 204, 205, 216, 228, 240, 246, 255, 256, 270, 272, 285, 288, 304, 306, 320, 323, 324, 328, 340, 342, 360, 369, 380, 384, 405, 408, 410, 432, 456, 459, 480, 492, 510, 512, 513, 540, 544, 570, 576, 608, 612, 615, 640, 646, 648, 656, 680, 684, 697, 720, 738, 760, 765, 768, 779, 810, 816, 820, 855, 864, 912, 918, 960, 969, 984, 1020, 1024, 1026, 1080, 1088, 1107, 1140, 1152, 1216, 1224, 1230, 1280, 1292, 1296, 1312, 1360, 1368, 1377, 1394, 1440, 1476, 1520, 1530, 1536, 1539, 1558, 1615, 1620, 1632, 1640, 1710, 1728, 1824, 1836, 1845, 1920, 1938, 1968, 2040, 2048, 2052, 2091, 2160, 2176, 2214, 2280, 2295, 2304, 2337, 2432, 2448, 2460, 2560, 2565, 2584, 2592, 2624, 2720, 2736, 2754, 2788, 2880, 2907, 2952, 3040, 3060, 3072, 3078, 3116, 3230, 3240, 3264, 3280, 3321, 3420, 3456, 3485, 3648, 3672, 3690, 3840, 3876, 3895, 3936, 4080, 4096, 4104, 4182, 4320, 4352, 4428, 4560, 4590, 4608, 4674, 4845, 4864, 4896, 4920, 5120, 5130, 5168, 5184, 5248, 5440, 5472, 5508, 5535, 5576, 5760, 5814, 5904, 6080, 6120, 6144, 6156, 6232, 6273, 6460, 6480, 6528, 6560, 6642, 6840, 6885, 6912, 6970, 7011, 7296, 7344, 7380, 7680, 7695, 7752, 7790, 7872, 8160, 8208, 8364, 8640, 8704, 8721, 8856, 9120, 9180, 9216, 9348, 9690, 9728, 9792, 9840, 10240, 10260, 10336, 10368, 10455, 10496, 10880, 10944, 11016, 11070, 11152, 11520, 11628, 11685, 11808, 12160, 12240, 12288, 12312, 12464, 12546, 12920, 12960, 13056, 13120, 13243, 13284, 13680, 13770, 13824, 13940, 14022, 14535, 14592, 14688, 14760, 15360, 15390, 15504, 15580, 15744, 16320, 16416, 16605, 16728, 17280, 17408, 17442, 17712, 18240, 18360, 18432, 18696, 18819, 19380, 19456, 19584, 19680, 20480, 20520, 20672, 20736, 20910, 20992, 21033, 21760, 21888, 22032, 22140, 22304, 23040, 23256, 23370, 23616, 24320, 24480, 24624, 24928, 25092, 25840, 25920, 26112, 26163, 26240, 26486, 26568, 27360, 27540, 27648, 27880, 28044, 29070, 29184, 29376, 29520, 30720, 30780, 31008, 31160, 31365, 31488, 32640, 32832, 33210, 33456, 34560, 34816, 34884, 35055, 35424, 36480, 36720, 36864, 37392, 37638, 38760, 38912, 39168, 39360, 39729, 41040, 41344, 41472, 41820, 41984, 42066, 43520, 43605, 43776, 44064, 44280, 44608, 46080, 46512, 46740, 47232, 48640, 48960, 49248, 49856, 50184, 51680, 51840, 52224, 52326, 52480, 52972, 53136, 54720, 55080, 55296, 55760, 56088, 56457, 58140, 58368, 58752, 59040, 61440, 61560, 62016, 62320, 62730, 62976, 63099, 65280, 65664, 66215, 66420, 66912, 69120, 69632, 69768, 70110, 70848, 72960, 73440, 74784, 75276, 77520, 77824, 78336, 78720, 79458, 82080, 82688, 82944, 83640, 83968, 84132, 87040, 87210, 87552, 88128, 88560, 89216, 92160, 93024, 93480, 94095, 94464, 97280, 97920, 98496, 99712, 100368, 103360, 103680, 104448, 104652, 104960, 105165, 105944, 106272, 109440, 110160, 110592, 111520, 112176, 112914, 116280, 116736, 117504, 118080, 119187, 123120, 124032, 124640, 125460, 125952, 126198, 130560, 130815, 131328, 132430, 132840, 133824, 138240, 139536, 140220, 141696, 145920, 146880, 149568, 150552, 155040, 156672, 157440, 158916, 164160, 165376, 165888, 167280, 167936, 168264, 174080, 174420, 175104, 176256, 177120, 178432, 184320, 186048, 186960, 188190, 188928, 194560, 195840, 196992, 198645, 199424, 200736, 206720, 207360, 208896, 209304, 209920, 210330, 211888, 212544, 218880, 220320, 223040, 224352, 225828, 232560, 233472, 235008, 236160, 238374, 246240, 248064, 249280, 250920, 251904, 252396, 261120, 261630, 262656, 264860, 265680, 267648, 276480, 279072, 280440, 282285, 283392, 291840, 293760, 299136, 301104, 310080, 313344, 314880, 315495, 317832, 328320, 330752, 331776, 334560, 336528, 348160, 348840, 350208, 352512, 354240, 356864, 357561, 372096, 373920, 376380, 377856, 389120, 391680, 393984, 397290, 398848, 401472, 413440, 414720, 418608, 419840, 420660, 423776, 425088, 437760, 440640, 446080, 448704, 451656, 465120, 470016, 472320, 476748, 492480, 496128, 498560, 501840, 503808, 504792, 522240, 523260, 525312, 529720, 531360, 535296, 552960, 558144, 560880, 564570, 566784, 583680, 587520, 595935, 598272, 602208, 620160, 626688, 629760, 630990, 635664, 656640, 661504, 669120, 673056, 697680, 700416, 705024, 708480, 713728, 715122, 744192, 747840, 752760, 755712, 783360, 787968, 794580, 797696, 802944, 826880, 829440, 837216, 839680, 841320, 847552, 850176, 875520, 881280, 892160, 897408, 903312, 930240, 940032, 944640, 953496, 984960, 992256, 997120, 1003680, 1009584, 1044480, 1046520, 1050624, 1059440, 1062720, 1070592, 1072683, 1116288, 1121760, 1129140, 1133568, 1167360, 1175040, 1191870, 1196544, 1204416, 1240320, 1259520, 1261980, 1271328, 1313280, 1323008, 1338240, 1346112, 1395360, 1410048, 1416960, 1427456, 1430244, 1488384, 1495680, 1505520, 1511424, 1566720, 1575936, 1589160, 1595392, 1605888, 1653760, 1658880, 1674432, 1682640, 1695104, 1700352, 1751040, 1762560, 1784320, 1787805, 1794816, 1806624, 1860480, 1880064, 1889280, 1906992, 1969920, 1984512, 1994240, 2007360, 2019168, 2093040, 2101248, 2118880, 2125440, 2141184, 2145366, 2232576, 2243520, 2258280, 2267136, 2350080, 2383740, 2393088, 2408832, 2480640, 2519040, 2523960, 2542656, 2626560, 2676480, 2692224, 2790720, 2820096, 2833920, 2854912, 2860488, 2976768, 2991360, 3011040, 3133440, 3151872, 3178320, 3190784, 3211776, 3307520, 3348864, 3365280, 3390208, 3400704, 3502080, 3525120, 3568640, 3575610, 3589632, 3613248, 3720960, 3778560, 3813984, 3939840, 3969024, 3988480, 4014720, 4038336, 4186080, 4237760, 4250880, 4282368, 4290732, 4465152, 4487040, 4516560, 4534272, 4700160, 4767480, 4786176, 4817664, 4961280, 5047920, 5085312, 5253120, 5352960, 5363415, 5384448, 5581440, 5640192, 5667840, 5720976, 5953536, 5982720, 6022080, 6303744, 6356640, 6423552, 6615040, 6697728, 6730560, 6780416, 6801408, 7050240, 7137280, 7151220, 7179264, 7226496, 7441920, 7557120, 7627968, 7879680, 7976960, 8029440, 8076672, 8372160, 8475520, 8501760, 8564736, 8581464, 8930304, 8974080, 9033120, 9400320, 9534960, 9572352, 9635328, 9922560, 10095840, 10170624, 10506240, 10705920, 10726830, 10768896, 11162880, 11335680, 11441952, 11907072, 11965440, 12044160, 12713280, 12847104, 13395456, 13461120, 13560832, 13602816, 14100480, 14274560, 14302440, 14358528, 14452992, 14883840, 15255936, 15759360, 15953920, 16058880, 16153344, 16744320, 16951040, 17003520, 17162928, 17860608, 17948160, 18066240, 19069920, 19270656, 19845120, 20191680, 20341248, 21411840, 21453660, 21537792, 22325760, 22671360, 22883904, 23930880, 24088320, 25426560, 25694208, 26790912, 26922240, 27121664, 28200960, 28604880, 28717056, 28905984, 29767680, 30511872, 31518720, 32117760, 32306688, 33488640, 33902080, 34007040, 34325856, 35721216, 35896320, 36132480, 38139840, 38541312, 40383360, 40682496, 42823680, 42907320, 43075584, 44651520, 45767808, 47861760, 48176640, 50853120, 53581824, 53844480, 54243328, 57209760, 57811968, 59535360, 61023744, 64235520, 64613376, 66977280, 67804160, 68014080, 68651712, 71792640, 72264960, 76279680, 77082624, 80766720, 81364992, 85814640, 86151168, 89303040, 91535616, 96353280, 101706240, 107163648, 107688960, 114419520, 115623936, 122047488, 128471040, 129226752, 133954560, 135608320, 137303424, 143585280, 144529920, 152559360, 161533440, 162729984, 171629280, 178606080, 183071232, 192706560, 203412480, 215377920, 228839040, 231247872, 244094976, 258453504, 267909120, 271216640, 274606848, 289059840, 305118720, 323066880, 343258560, 366142464, 385413120, 406824960, 430755840, 457678080, 488189952, 535818240, 549213696, 578119680, 610237440, 646133760, 686517120, 732284928, 813649920, 915356160, 1098427392, 1156239360, 1220474880, 1292267520, 1373034240, 1464569856, 1830712320, 2196854784, 2440949760, 2746068480, 3661424640, 4393709568, 5492136960, 7322849280, 10984273920, 21968547840]

約数ペア:

[(1, 21968547840), (2, 10984273920), (3, 7322849280), (4, 5492136960), (5, 4393709568), (6, 3661424640), (8, 2746068480), (9, 2440949760), (10, 2196854784), (12, 1830712320), (15, 1464569856), (16, 1373034240), (17, 1292267520), (18, 1220474880), (19, 1156239360), (20, 1098427392), (24, 915356160), (27, 813649920), (30, 732284928), (32, 686517120), (34, 646133760), (36, 610237440), (38, 578119680), (40, 549213696), (41, 535818240), (45, 488189952), (48, 457678080), (51, 430755840), (54, 406824960), (57, 385413120), (60, 366142464), (64, 343258560), (68, 323066880), (72, 305118720), (76, 289059840), (80, 274606848), (81, 271216640), (82, 267909120), (85, 258453504), (90, 244094976), (95, 231247872), (96, 228839040), (102, 215377920), (108, 203412480), (114, 192706560), (120, 183071232), (123, 178606080), (128, 171629280), (135, 162729984), (136, 161533440), (144, 152559360), (152, 144529920), (153, 143585280), (160, 137303424), (162, 135608320), (164, 133954560), (170, 129226752), (171, 128471040), (180, 122047488), (190, 115623936), (192, 114419520), (204, 107688960), (205, 107163648), (216, 101706240), (228, 96353280), (240, 91535616), (246, 89303040), (255, 86151168), (256, 85814640), (270, 81364992), (272, 80766720), (285, 77082624), (288, 76279680), (304, 72264960), (306, 71792640), (320, 68651712), (323, 68014080), (324, 67804160), (328, 66977280), (340, 64613376), (342, 64235520), (360, 61023744), (369, 59535360), (380, 57811968), (384, 57209760), (405, 54243328), (408, 53844480), (410, 53581824), (432, 50853120), (456, 48176640), (459, 47861760), (480, 45767808), (492, 44651520), (510, 43075584), (512, 42907320), (513, 42823680), (540, 40682496), (544, 40383360), (570, 38541312), (576, 38139840), (608, 36132480), (612, 35896320), (615, 35721216), (640, 34325856), (646, 34007040), (648, 33902080), (656, 33488640), (680, 32306688), (684, 32117760), (697, 31518720), (720, 30511872), (738, 29767680), (760, 28905984), (765, 28717056), (768, 28604880), (779, 28200960), (810, 27121664), (816, 26922240), (820, 26790912), (855, 25694208), (864, 25426560), (912, 24088320), (918, 23930880), (960, 22883904), (969, 22671360), (984, 22325760), (1020, 21537792), (1024, 21453660), (1026, 21411840), (1080, 20341248), (1088, 20191680), (1107, 19845120), (1140, 19270656), (1152, 19069920), (1216, 18066240), (1224, 17948160), (1230, 17860608), (1280, 17162928), (1292, 17003520), (1296, 16951040), (1312, 16744320), (1360, 16153344), (1368, 16058880), (1377, 15953920), (1394, 15759360), (1440, 15255936), (1476, 14883840), (1520, 14452992), (1530, 14358528), (1536, 14302440), (1539, 14274560), (1558, 14100480), (1615, 13602816), (1620, 13560832), (1632, 13461120), (1640, 13395456), (1710, 12847104), (1728, 12713280), (1824, 12044160), (1836, 11965440), (1845, 11907072), (1920, 11441952), (1938, 11335680), (1968, 11162880), (2040, 10768896), (2048, 10726830), (2052, 10705920), (2091, 10506240), (2160, 10170624), (2176, 10095840), (2214, 9922560), (2280, 9635328), (2295, 9572352), (2304, 9534960), (2337, 9400320), (2432, 9033120), (2448, 8974080), (2460, 8930304), (2560, 8581464), (2565, 8564736), (2584, 8501760), (2592, 8475520), (2624, 8372160), (2720, 8076672), (2736, 8029440), (2754, 7976960), (2788, 7879680), (2880, 7627968), (2907, 7557120), (2952, 7441920), (3040, 7226496), (3060, 7179264), (3072, 7151220), (3078, 7137280), (3116, 7050240), (3230, 6801408), (3240, 6780416), (3264, 6730560), (3280, 6697728), (3321, 6615040), (3420, 6423552), (3456, 6356640), (3485, 6303744), (3648, 6022080), (3672, 5982720), (3690, 5953536), (3840, 5720976), (3876, 5667840), (3895, 5640192), (3936, 5581440), (4080, 5384448), (4096, 5363415), (4104, 5352960), (4182, 5253120), (4320, 5085312), (4352, 5047920), (4428, 4961280), (4560, 4817664), (4590, 4786176), (4608, 4767480), (4674, 4700160), (4845, 4534272), (4864, 4516560), (4896, 4487040), (4920, 4465152), (5120, 4290732), (5130, 4282368), (5168, 4250880), (5184, 4237760), (5248, 4186080), (5440, 4038336), (5472, 4014720), (5508, 3988480), (5535, 3969024), (5576, 3939840), (5760, 3813984), (5814, 3778560), (5904, 3720960), (6080, 3613248), (6120, 3589632), (6144, 3575610), (6156, 3568640), (6232, 3525120), (6273, 3502080), (6460, 3400704), (6480, 3390208), (6528, 3365280), (6560, 3348864), (6642, 3307520), (6840, 3211776), (6885, 3190784), (6912, 3178320), (6970, 3151872), (7011, 3133440), (7296, 3011040), (7344, 2991360), (7380, 2976768), (7680, 2860488), (7695, 2854912), (7752, 2833920), (7790, 2820096), (7872, 2790720), (8160, 2692224), (8208, 2676480), (8364, 2626560), (8640, 2542656), (8704, 2523960), (8721, 2519040), (8856, 2480640), (9120, 2408832), (9180, 2393088), (9216, 2383740), (9348, 2350080), (9690, 2267136), (9728, 2258280), (9792, 2243520), (9840, 2232576), (10240, 2145366), (10260, 2141184), (10336, 2125440), (10368, 2118880), (10455, 2101248), (10496, 2093040), (10880, 2019168), (10944, 2007360), (11016, 1994240), (11070, 1984512), (11152, 1969920), (11520, 1906992), (11628, 1889280), (11685, 1880064), (11808, 1860480), (12160, 1806624), (12240, 1794816), (12288, 1787805), (12312, 1784320), (12464, 1762560), (12546, 1751040), (12920, 1700352), (12960, 1695104), (13056, 1682640), (13120, 1674432), (13243, 1658880), (13284, 1653760), (13680, 1605888), (13770, 1595392), (13824, 1589160), (13940, 1575936), (14022, 1566720), (14535, 1511424), (14592, 1505520), (14688, 1495680), (14760, 1488384), (15360, 1430244), (15390, 1427456), (15504, 1416960), (15580, 1410048), (15744, 1395360), (16320, 1346112), (16416, 1338240), (16605, 1323008), (16728, 1313280), (17280, 1271328), (17408, 1261980), (17442, 1259520), (17712, 1240320), (18240, 1204416), (18360, 1196544), (18432, 1191870), (18696, 1175040), (18819, 1167360), (19380, 1133568), (19456, 1129140), (19584, 1121760), (19680, 1116288), (20480, 1072683), (20520, 1070592), (20672, 1062720), (20736, 1059440), (20910, 1050624), (20992, 1046520), (21033, 1044480), (21760, 1009584), (21888, 1003680), (22032, 997120), (22140, 992256), (22304, 984960), (23040, 953496), (23256, 944640), (23370, 940032), (23616, 930240), (24320, 903312), (24480, 897408), (24624, 892160), (24928, 881280), (25092, 875520), (25840, 850176), (25920, 847552), (26112, 841320), (26163, 839680), (26240, 837216), (26486, 829440), (26568, 826880), (27360, 802944), (27540, 797696), (27648, 794580), (27880, 787968), (28044, 783360), (29070, 755712), (29184, 752760), (29376, 747840), (29520, 744192), (30720, 715122), (30780, 713728), (31008, 708480), (31160, 705024), (31365, 700416), (31488, 697680), (32640, 673056), (32832, 669120), (33210, 661504), (33456, 656640), (34560, 635664), (34816, 630990), (34884, 629760), (35055, 626688), (35424, 620160), (36480, 602208), (36720, 598272), (36864, 595935), (37392, 587520), (37638, 583680), (38760, 566784), (38912, 564570), (39168, 560880), (39360, 558144), (39729, 552960), (41040, 535296), (41344, 531360), (41472, 529720), (41820, 525312), (41984, 523260), (42066, 522240), (43520, 504792), (43605, 503808), (43776, 501840), (44064, 498560), (44280, 496128), (44608, 492480), (46080, 476748), (46512, 472320), (46740, 470016), (47232, 465120), (48640, 451656), (48960, 448704), (49248, 446080), (49856, 440640), (50184, 437760), (51680, 425088), (51840, 423776), (52224, 420660), (52326, 419840), (52480, 418608), (52972, 414720), (53136, 413440), (54720, 401472), (55080, 398848), (55296, 397290), (55760, 393984), (56088, 391680), (56457, 389120), (58140, 377856), (58368, 376380), (58752, 373920), (59040, 372096), (61440, 357561), (61560, 356864), (62016, 354240), (62320, 352512), (62730, 350208), (62976, 348840), (63099, 348160), (65280, 336528), (65664, 334560), (66215, 331776), (66420, 330752), (66912, 328320), (69120, 317832), (69632, 315495), (69768, 314880), (70110, 313344), (70848, 310080), (72960, 301104), (73440, 299136), (74784, 293760), (75276, 291840), (77520, 283392), (77824, 282285), (78336, 280440), (78720, 279072), (79458, 276480), (82080, 267648), (82688, 265680), (82944, 264860), (83640, 262656), (83968, 261630), (84132, 261120), (87040, 252396), (87210, 251904), (87552, 250920), (88128, 249280), (88560, 248064), (89216, 246240), (92160, 238374), (93024, 236160), (93480, 235008), (94095, 233472), (94464, 232560), (97280, 225828), (97920, 224352), (98496, 223040), (99712, 220320), (100368, 218880), (103360, 212544), (103680, 211888), (104448, 210330), (104652, 209920), (104960, 209304), (105165, 208896), (105944, 207360), (106272, 206720), (109440, 200736), (110160, 199424), (110592, 198645), (111520, 196992), (112176, 195840), (112914, 194560), (116280, 188928), (116736, 188190), (117504, 186960), (118080, 186048), (119187, 184320), (123120, 178432), (124032, 177120), (124640, 176256), (125460, 175104), (125952, 174420), (126198, 174080), (130560, 168264), (130815, 167936), (131328, 167280), (132430, 165888), (132840, 165376), (133824, 164160), (138240, 158916), (139536, 157440), (140220, 156672), (141696, 155040), (145920, 150552), (146880, 149568)]