21138126240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1057

約数の個数: 768

約数和(自身を含む): 90296156160

約数和(自身を除く): 69158029920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 19, 20, 21, 22, 24, 28, 30, 31, 32, 33, 35, 38, 40, 42, 44, 48, 55, 56, 57, 60, 62, 66, 70, 76, 77, 80, 84, 88, 93, 95, 96, 105, 110, 112, 114, 120, 124, 132, 133, 140, 152, 154, 155, 160, 165, 168, 176, 186, 190, 209, 210, 217, 220, 224, 228, 231, 240, 248, 264, 266, 280, 285, 304, 308, 310, 330, 336, 341, 352, 372, 380, 385, 399, 418, 420, 434, 440, 456, 462, 465, 480, 496, 528, 532, 560, 570, 589, 608, 616, 620, 627, 651, 660, 665, 672, 682, 744, 760, 770, 798, 836, 840, 868, 880, 912, 924, 930, 971, 992, 1023, 1045, 1056, 1064, 1085, 1120, 1140, 1155, 1178, 1232, 1240, 1254, 1302, 1320, 1330, 1364, 1463, 1488, 1520, 1540, 1596, 1672, 1680, 1705, 1736, 1760, 1767, 1824, 1848, 1860, 1942, 1995, 2046, 2090, 2128, 2170, 2280, 2310, 2356, 2387, 2464, 2480, 2508, 2604, 2640, 2660, 2728, 2913, 2926, 2945, 2976, 3040, 3080, 3135, 3192, 3255, 3344, 3360, 3410, 3472, 3534, 3696, 3720, 3884, 3990, 4092, 4123, 4180, 4256, 4340, 4389, 4560, 4620, 4712, 4774, 4855, 4960, 5016, 5115, 5208, 5280, 5320, 5456, 5826, 5852, 5890, 6160, 6270, 6384, 6479, 6510, 6688, 6797, 6820, 6944, 7068, 7161, 7315, 7392, 7440, 7768, 7980, 8184, 8246, 8360, 8680, 8778, 8835, 9120, 9240, 9424, 9548, 9710, 10032, 10230, 10416, 10640, 10681, 10912, 11652, 11704, 11780, 11935, 12320, 12369, 12540, 12768, 12958, 13020, 13594, 13640, 14136, 14322, 14565, 14630, 14880, 15536, 15960, 16368, 16492, 16720, 17360, 17556, 17670, 18449, 18480, 18848, 19096, 19420, 19437, 20064, 20391, 20460, 20615, 20832, 21280, 21362, 21945, 23304, 23408, 23560, 23870, 24738, 25080, 25916, 26040, 27188, 27280, 28272, 28644, 29130, 29260, 30101, 31072, 31920, 32043, 32395, 32736, 32984, 33440, 33985, 34720, 35112, 35340, 35805, 36898, 36960, 38192, 38840, 38874, 40782, 40920, 41230, 42724, 43890, 45353, 46608, 46816, 47120, 47740, 49476, 50160, 51832, 52080, 53405, 54376, 54560, 55347, 56544, 57288, 58260, 58520, 60202, 61845, 63840, 64086, 64790, 65968, 67970, 70224, 70680, 71610, 73796, 74767, 76384, 77680, 77748, 81564, 81840, 82460, 85448, 87780, 90303, 90706, 92245, 93216, 94240, 95480, 97185, 98952, 100320, 101955, 103664, 104160, 106810, 108752, 110694, 114576, 116520, 117040, 120404, 123690, 128172, 129143, 129580, 131936, 135940, 136059, 140448, 141360, 143220, 147592, 149534, 150505, 155360, 155496, 160215, 163128, 163680, 164920, 170896, 175560, 180606, 181412, 184490, 190960, 194370, 197904, 202939, 203910, 207328, 210707, 213620, 217504, 221388, 224301, 226765, 229152, 233040, 234080, 240808, 247380, 256344, 258286, 259160, 271880, 272118, 276735, 282720, 286440, 295184, 299068, 301010, 310992, 320430, 326256, 329840, 331111, 341792, 351120, 361212, 362824, 368980, 373835, 381920, 387429, 388740, 395808, 405878, 407820, 421414, 427240, 442776, 448602, 451515, 453530, 466080, 481616, 494760, 512688, 516572, 518320, 543760, 544236, 553470, 571919, 572880, 590368, 598136, 602020, 608817, 621984, 632121, 640860, 645715, 652512, 659680, 662222, 680295, 702240, 722424, 725648, 737960, 747670, 774858, 777480, 811756, 815640, 842828, 854480, 885552, 897204, 903030, 907060, 963232, 989520, 993333, 1014695, 1025376, 1033144, 1036640, 1053535, 1087520, 1088472, 1106940, 1121505, 1143838, 1145760, 1196272, 1204040, 1217634, 1264242, 1281720, 1291430, 1324444, 1360590, 1420573, 1444848, 1451296, 1475920, 1495340, 1549716, 1554960, 1623512, 1631280, 1655555, 1685656, 1708960, 1715757, 1771104, 1794408, 1806060, 1814120, 1937145, 1979040, 1986666, 2029390, 2066288, 2107070, 2176944, 2213880, 2243010, 2287676, 2317777, 2392544, 2408080, 2435268, 2528484, 2563440, 2582860, 2648888, 2721180, 2841146, 2859595, 2889696, 2951840, 2990680, 3044085, 3099432, 3109920, 3160605, 3247024, 3262560, 3311110, 3371312, 3431514, 3588816, 3612120, 3628240, 3874290, 3973332, 4003433, 4058780, 4132576, 4214140, 4261719, 4353888, 4427760, 4486020, 4575352, 4635554, 4816160, 4870536, 4966665, 5056968, 5126880, 5165720, 5297776, 5442360, 5682292, 5719190, 5981360, 6088170, 6198864, 6291109, 6321210, 6494048, 6622220, 6742624, 6863028, 6953331, 7102865, 7177632, 7224240, 7256480, 7748580, 7946664, 8006866, 8117560, 8428280, 8523438, 8578785, 8855520, 8972040, 9150704, 9271108, 9741072, 9933330, 10113936, 10331440, 10595552, 10884720, 11364584, 11438380, 11588885, 11962720, 12010299, 12176340, 12397728, 12582218, 12642420, 13244440, 13726056, 13906662, 14205730, 14448480, 15497160, 15893328, 16013732, 16235120, 16856560, 17046876, 17157570, 17944080, 18301408, 18542216, 18873327, 19482144, 19866660, 20017165, 20227872, 20662880, 21308595, 21769440, 22729168, 22876760, 23177770, 24020598, 24352680, 25164436, 25284840, 26488880, 27452112, 27813324, 28411460, 30994320, 31455545, 31786656, 32027464, 32470240, 33713120, 34093752, 34315140, 34766655, 35888160, 37084432, 37746654, 39733320, 40034330, 42617190, 44037763, 45458336, 45753520, 46355540, 48041196, 48705360, 50328872, 50569680, 52977760, 54904224, 55626648, 56822920, 60051495, 61988640, 62911090, 64054928, 68187504, 68630280, 69533310, 74168864, 75493308, 79466640, 80068660, 85234380, 88075526, 91507040, 92711080, 94366635, 96082392, 97410720, 100657744, 101139360, 111253296, 113645840, 120102990, 125822180, 128109856, 132113289, 136375008, 137260560, 139066620, 150986616, 158933280, 160137320, 170468760, 176151052, 185422160, 188733270, 192164784, 201315488, 220188815, 222506592, 227291680, 240205980, 251644360, 264226578, 274521120, 278133240, 301973232, 320274640, 340937520, 352302104, 370844320, 377466540, 384329568, 440377630, 480411960, 503288720, 528453156, 556266480, 603946464, 640549280, 660566445, 681875040, 704604208, 754933080, 880755260, 960823920, 1006577440, 1056906312, 1112532960, 1321132890, 1409208416, 1509866160, 1761510520, 1921647840, 2113812624, 2642265780, 3019732320, 3523021040, 4227625248, 5284531560, 7046042080, 10569063120, 21138126240]

約数ペア:

[(1, 21138126240), (2, 10569063120), (3, 7046042080), (4, 5284531560), (5, 4227625248), (6, 3523021040), (7, 3019732320), (8, 2642265780), (10, 2113812624), (11, 1921647840), (12, 1761510520), (14, 1509866160), (15, 1409208416), (16, 1321132890), (19, 1112532960), (20, 1056906312), (21, 1006577440), (22, 960823920), (24, 880755260), (28, 754933080), (30, 704604208), (31, 681875040), (32, 660566445), (33, 640549280), (35, 603946464), (38, 556266480), (40, 528453156), (42, 503288720), (44, 480411960), (48, 440377630), (55, 384329568), (56, 377466540), (57, 370844320), (60, 352302104), (62, 340937520), (66, 320274640), (70, 301973232), (76, 278133240), (77, 274521120), (80, 264226578), (84, 251644360), (88, 240205980), (93, 227291680), (95, 222506592), (96, 220188815), (105, 201315488), (110, 192164784), (112, 188733270), (114, 185422160), (120, 176151052), (124, 170468760), (132, 160137320), (133, 158933280), (140, 150986616), (152, 139066620), (154, 137260560), (155, 136375008), (160, 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25164436), (868, 24352680), (880, 24020598), (912, 23177770), (924, 22876760), (930, 22729168), (971, 21769440), (992, 21308595), (1023, 20662880), (1045, 20227872), (1056, 20017165), (1064, 19866660), (1085, 19482144), (1120, 18873327), (1140, 18542216), (1155, 18301408), (1178, 17944080), (1232, 17157570), (1240, 17046876), (1254, 16856560), (1302, 16235120), (1320, 16013732), (1330, 15893328), (1364, 15497160), (1463, 14448480), (1488, 14205730), (1520, 13906662), (1540, 13726056), (1596, 13244440), (1672, 12642420), (1680, 12582218), (1705, 12397728), (1736, 12176340), (1760, 12010299), (1767, 11962720), (1824, 11588885), (1848, 11438380), (1860, 11364584), (1942, 10884720), (1995, 10595552), (2046, 10331440), (2090, 10113936), (2128, 9933330), (2170, 9741072), (2280, 9271108), (2310, 9150704), (2356, 8972040), (2387, 8855520), (2464, 8578785), (2480, 8523438), (2508, 8428280), (2604, 8117560), (2640, 8006866), (2660, 7946664), (2728, 7748580), (2913, 7256480), (2926, 7224240), (2945, 7177632), (2976, 7102865), (3040, 6953331), (3080, 6863028), (3135, 6742624), (3192, 6622220), (3255, 6494048), (3344, 6321210), (3360, 6291109), (3410, 6198864), (3472, 6088170), (3534, 5981360), (3696, 5719190), (3720, 5682292), (3884, 5442360), (3990, 5297776), (4092, 5165720), (4123, 5126880), (4180, 5056968), (4256, 4966665), (4340, 4870536), (4389, 4816160), (4560, 4635554), (4620, 4575352), (4712, 4486020), (4774, 4427760), (4855, 4353888), (4960, 4261719), (5016, 4214140), (5115, 4132576), (5208, 4058780), (5280, 4003433), (5320, 3973332), (5456, 3874290), (5826, 3628240), (5852, 3612120), (5890, 3588816), (6160, 3431514), (6270, 3371312), (6384, 3311110), (6479, 3262560), (6510, 3247024), (6688, 3160605), (6797, 3109920), (6820, 3099432), (6944, 3044085), (7068, 2990680), (7161, 2951840), (7315, 2889696), (7392, 2859595), (7440, 2841146), (7768, 2721180), (7980, 2648888), (8184, 2582860), (8246, 2563440), (8360, 2528484), (8680, 2435268), (8778, 2408080), (8835, 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