21436705920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:836

約数の個数: 512

約数和(自身を含む): 82973491200

約数和(自身を除く): 61536785280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 127, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 254, 266, 280, 285, 304, 320, 336, 380, 381, 384, 399, 420, 448, 456, 480, 508, 532, 560, 570, 608, 635, 640, 661, 665, 672, 760, 762, 798, 840, 889, 896, 912, 960, 1016, 1064, 1120, 1140, 1216, 1270, 1322, 1330, 1344, 1520, 1524, 1596, 1680, 1778, 1824, 1905, 1920, 1983, 1995, 2032, 2128, 2240, 2280, 2413, 2432, 2540, 2644, 2660, 2667, 2688, 3040, 3048, 3192, 3305, 3360, 3556, 3648, 3810, 3966, 3990, 4064, 4256, 4445, 4480, 4560, 4627, 4826, 5080, 5288, 5320, 5334, 6080, 6096, 6384, 6610, 6720, 7112, 7239, 7296, 7620, 7932, 7980, 8128, 8512, 8890, 9120, 9254, 9652, 9915, 10160, 10576, 10640, 10668, 12065, 12160, 12192, 12559, 12768, 13220, 13335, 13440, 13881, 14224, 14478, 15240, 15864, 15960, 16256, 16891, 17024, 17780, 18240, 18508, 19304, 19830, 20320, 21152, 21280, 21336, 23135, 24130, 24384, 25118, 25536, 26440, 26670, 27762, 28448, 28956, 30480, 31728, 31920, 33782, 35560, 36195, 36480, 37016, 37677, 38608, 39660, 40640, 42304, 42560, 42672, 46270, 48260, 48768, 50236, 50673, 51072, 52880, 53340, 55524, 56896, 57912, 60960, 62795, 63456, 63840, 67564, 69405, 71120, 72390, 74032, 75354, 77216, 79320, 81280, 83947, 84455, 84608, 85120, 85344, 87913, 92540, 96520, 100472, 101346, 105760, 106680, 111048, 113792, 115824, 121920, 125590, 126912, 127680, 135128, 138810, 142240, 144780, 148064, 150708, 154432, 158640, 167894, 168910, 170688, 175826, 185080, 188385, 193040, 200944, 202692, 211520, 213360, 222096, 231648, 243840, 251180, 251841, 253365, 253824, 255360, 263739, 270256, 277620, 284480, 289560, 296128, 301416, 308864, 317280, 335788, 337820, 341376, 351652, 370160, 376770, 386080, 401888, 405384, 419735, 423040, 426720, 439565, 444192, 463296, 502360, 503682, 506730, 527478, 540512, 555240, 568960, 579120, 587629, 592256, 602832, 634560, 671576, 675640, 703304, 740320, 753540, 772160, 803776, 810768, 839470, 853440, 879130, 888384, 926592, 1004720, 1007364, 1013460, 1054956, 1081024, 1110480, 1158240, 1175258, 1205664, 1259205, 1269120, 1318695, 1343152, 1351280, 1406608, 1480640, 1507080, 1544320, 1594993, 1607552, 1621536, 1678940, 1706880, 1758260, 1762887, 1776768, 2009440, 2014728, 2026920, 2109912, 2162048, 2220960, 2316480, 2350516, 2411328, 2518410, 2637390, 2686304, 2702560, 2813216, 2938145, 2961280, 3014160, 3189986, 3243072, 3357880, 3516520, 3525774, 4018880, 4029456, 4053840, 4219824, 4441920, 4632960, 4701032, 4784979, 4822656, 5036820, 5274780, 5372608, 5405120, 5626432, 5876290, 6028320, 6379972, 6486144, 6715760, 7033040, 7051548, 7974965, 8037760, 8058912, 8107680, 8439648, 8814435, 8883840, 9402064, 9569958, 10073640, 10549560, 10745216, 10810240, 11164951, 11252864, 11752580, 12056640, 12759944, 13431520, 14066080, 14103096, 15949930, 16117824, 16215360, 16879296, 17628870, 18804128, 19139916, 20147280, 21099120, 22329902, 23505160, 23924895, 24113280, 25519888, 26863040, 28132160, 28206192, 31899860, 32235648, 32430720, 33494853, 33758592, 35257740, 37608256, 38279832, 40294560, 42198240, 44659804, 47010320, 47849790, 51039776, 53726080, 55824755, 56264320, 56412384, 63799720, 66989706, 70515480, 75216512, 76559664, 80589120, 84396480, 89319608, 94020640, 95699580, 102079552, 111649510, 112824768, 127599440, 133979412, 141030960, 153119328, 161178240, 167474265, 168792960, 178639216, 188041280, 191399160, 204159104, 223299020, 225649536, 255198880, 267958824, 282061920, 306238656, 334948530, 357278432, 376082560, 382798320, 446598040, 510397760, 535917648, 564123840, 612477312, 669897060, 714556864, 765596640, 893196080, 1020795520, 1071835296, 1128247680, 1339794120, 1429113728, 1531193280, 1786392160, 2143670592, 2679588240, 3062386560, 3572784320, 4287341184, 5359176480, 7145568640, 10718352960, 21436705920]

約数ペア:

[(1, 21436705920), (2, 10718352960), (3, 7145568640), (4, 5359176480), (5, 4287341184), (6, 3572784320), (7, 3062386560), (8, 2679588240), (10, 2143670592), (12, 1786392160), (14, 1531193280), (15, 1429113728), (16, 1339794120), (19, 1128247680), (20, 1071835296), (21, 1020795520), (24, 893196080), (28, 765596640), (30, 714556864), (32, 669897060), (35, 612477312), (38, 564123840), (40, 535917648), (42, 510397760), (48, 446598040), (56, 382798320), (57, 376082560), (60, 357278432), (64, 334948530), (70, 306238656), (76, 282061920), (80, 267958824), (84, 255198880), (95, 225649536), (96, 223299020), (105, 204159104), (112, 191399160), (114, 188041280), (120, 178639216), (127, 168792960), (128, 167474265), (133, 161178240), (140, 153119328), (152, 141030960), (160, 133979412), (168, 127599440), (190, 112824768), (192, 111649510), (210, 102079552), (224, 95699580), (228, 94020640), (240, 89319608), (254, 84396480), (266, 80589120), (280, 76559664), (285, 75216512), (304, 70515480), (320, 66989706), (336, 63799720), (380, 56412384), (381, 56264320), (384, 55824755), (399, 53726080), (420, 51039776), (448, 47849790), (456, 47010320), (480, 44659804), (508, 42198240), (532, 40294560), (560, 38279832), (570, 37608256), (608, 35257740), (635, 33758592), (640, 33494853), (661, 32430720), (665, 32235648), (672, 31899860), (760, 28206192), (762, 28132160), (798, 26863040), (840, 25519888), (889, 24113280), (896, 23924895), (912, 23505160), (960, 22329902), (1016, 21099120), (1064, 20147280), (1120, 19139916), (1140, 18804128), (1216, 17628870), (1270, 16879296), (1322, 16215360), (1330, 16117824), (1344, 15949930), (1520, 14103096), (1524, 14066080), (1596, 13431520), (1680, 12759944), (1778, 12056640), (1824, 11752580), (1905, 11252864), (1920, 11164951), (1983, 10810240), (1995, 10745216), (2032, 10549560), (2128, 10073640), (2240, 9569958), (2280, 9402064), (2413, 8883840), (2432, 8814435), (2540, 8439648), (2644, 8107680), (2660, 8058912), (2667, 8037760), (2688, 7974965), (3040, 7051548), (3048, 7033040), (3192, 6715760), (3305, 6486144), (3360, 6379972), (3556, 6028320), (3648, 5876290), (3810, 5626432), (3966, 5405120), (3990, 5372608), (4064, 5274780), (4256, 5036820), (4445, 4822656), (4480, 4784979), (4560, 4701032), (4627, 4632960), (4826, 4441920), (5080, 4219824), (5288, 4053840), (5320, 4029456), (5334, 4018880), (6080, 3525774), (6096, 3516520), (6384, 3357880), (6610, 3243072), (6720, 3189986), (7112, 3014160), (7239, 2961280), (7296, 2938145), (7620, 2813216), (7932, 2702560), (7980, 2686304), (8128, 2637390), (8512, 2518410), (8890, 2411328), (9120, 2350516), (9254, 2316480), (9652, 2220960), (9915, 2162048), (10160, 2109912), (10576, 2026920), (10640, 2014728), (10668, 2009440), (12065, 1776768), (12160, 1762887), (12192, 1758260), (12559, 1706880), (12768, 1678940), (13220, 1621536), (13335, 1607552), (13440, 1594993), (13881, 1544320), (14224, 1507080), (14478, 1480640), (15240, 1406608), (15864, 1351280), (15960, 1343152), (16256, 1318695), (16891, 1269120), (17024, 1259205), (17780, 1205664), (18240, 1175258), (18508, 1158240), (19304, 1110480), (19830, 1081024), (20320, 1054956), (21152, 1013460), (21280, 1007364), (21336, 1004720), (23135, 926592), (24130, 888384), (24384, 879130), (25118, 853440), (25536, 839470), (26440, 810768), (26670, 803776), (27762, 772160), (28448, 753540), (28956, 740320), (30480, 703304), (31728, 675640), (31920, 671576), (33782, 634560), (35560, 602832), (36195, 592256), (36480, 587629), (37016, 579120), (37677, 568960), (38608, 555240), (39660, 540512), (40640, 527478), (42304, 506730), (42560, 503682), (42672, 502360), (46270, 463296), (48260, 444192), (48768, 439565), (50236, 426720), (50673, 423040), (51072, 419735), (52880, 405384), (53340, 401888), (55524, 386080), (56896, 376770), (57912, 370160), (60960, 351652), (62795, 341376), (63456, 337820), (63840, 335788), (67564, 317280), (69405, 308864), (71120, 301416), (72390, 296128), (74032, 289560), (75354, 284480), (77216, 277620), (79320, 270256), (81280, 263739), (83947, 255360), (84455, 253824), (84608, 253365), (85120, 251841), (85344, 251180), (87913, 243840), (92540, 231648), (96520, 222096), (100472, 213360), (101346, 211520), (105760, 202692), (106680, 200944), (111048, 193040), (113792, 188385), (115824, 185080), (121920, 175826), (125590, 170688), (126912, 168910), (127680, 167894), (135128, 158640), (138810, 154432), (142240, 150708), (144780, 148064)]