20755032480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1063}}^1$

素因数の和:1253

約数の個数: 576

約数和(自身を含む): 87838732800

約数和(自身を除く): 67083700320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 149, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 298, 312, 315, 336, 360, 364, 390, 416, 420, 447, 455, 468, 480, 504, 520, 546, 560, 585, 596, 624, 630, 672, 720, 728, 745, 780, 819, 840, 894, 910, 936, 1008, 1040, 1043, 1063, 1092, 1120, 1170, 1192, 1248, 1260, 1341, 1365, 1440, 1456, 1490, 1560, 1638, 1680, 1788, 1820, 1872, 1937, 2016, 2080, 2086, 2126, 2184, 2235, 2340, 2384, 2520, 2682, 2730, 2912, 2980, 3120, 3129, 3189, 3276, 3360, 3576, 3640, 3744, 3874, 4095, 4172, 4252, 4368, 4470, 4680, 4768, 5040, 5215, 5315, 5364, 5460, 5811, 5960, 6240, 6258, 6378, 6552, 6705, 7152, 7280, 7441, 7748, 8190, 8344, 8504, 8736, 8940, 9360, 9387, 9567, 9685, 10080, 10430, 10630, 10728, 10920, 11622, 11920, 12516, 12756, 13104, 13410, 13559, 13819, 14304, 14560, 14882, 15496, 15645, 15945, 16380, 16688, 17008, 17433, 17880, 18720, 18774, 19134, 19370, 20860, 21260, 21456, 21840, 22323, 23244, 23840, 25032, 25512, 26208, 26820, 27118, 27638, 29055, 29764, 30992, 31290, 31890, 32760, 33376, 34016, 34866, 35760, 37205, 37548, 38268, 38740, 40677, 41457, 41720, 42520, 42912, 43680, 44646, 46488, 46935, 47835, 50064, 51024, 53640, 54236, 55276, 58110, 59528, 61984, 62580, 63780, 65520, 66969, 67795, 69095, 69732, 71520, 74410, 75096, 76536, 77480, 81354, 82914, 83440, 85040, 87165, 89292, 92976, 93870, 95670, 96733, 100128, 102048, 107280, 108472, 110552, 111615, 116220, 119056, 122031, 124371, 125160, 127560, 131040, 133938, 135590, 138190, 139464, 148820, 150192, 153072, 154960, 158387, 162708, 165828, 166880, 170080, 174330, 178584, 185952, 187740, 191340, 193466, 203385, 207285, 214560, 216944, 221104, 223230, 232440, 238112, 244062, 248742, 250320, 255120, 267876, 271180, 276380, 278928, 290199, 297640, 300384, 306144, 309920, 316774, 325416, 331656, 334845, 348660, 357168, 375480, 382680, 386932, 406770, 414570, 433888, 442208, 446460, 464880, 475161, 483665, 488124, 497484, 500640, 510240, 535752, 542360, 552760, 557856, 580398, 595280, 610155, 621855, 633548, 650832, 663312, 669690, 697320, 714336, 750960, 765360, 773864, 791935, 813540, 829140, 870597, 892920, 929760, 950322, 967330, 976248, 994968, 1071504, 1084720, 1105520, 1108709, 1160796, 1190560, 1220310, 1243710, 1267096, 1301664, 1326624, 1339380, 1394640, 1425483, 1450995, 1501920, 1530720, 1547728, 1583870, 1627080, 1658280, 1741194, 1785840, 1900644, 1934660, 1952496, 1989936, 2059031, 2143008, 2169440, 2211040, 2217418, 2321592, 2375805, 2440620, 2487420, 2534192, 2678760, 2789280, 2850966, 2901990, 3095456, 3167740, 3254160, 3316560, 3326127, 3482388, 3571680, 3801288, 3869320, 3904992, 3979872, 4118062, 4352985, 4434836, 4643184, 4751610, 4881240, 4974840, 5068384, 5357520, 5543545, 5701932, 5803980, 6177093, 6335480, 6508320, 6633120, 6652254, 6964776, 7127415, 7602576, 7738640, 8236124, 8705970, 8869672, 9286368, 9503220, 9762480, 9949680, 9978381, 10295155, 10715040, 11087090, 11403864, 11607960, 12354186, 12670960, 13304508, 13929552, 14254830, 14413217, 15205152, 15477280, 16472248, 16630635, 17411940, 17739344, 18531279, 19006440, 19524960, 19899360, 19956762, 20590310, 22174180, 22807728, 23215920, 24708372, 25341920, 26609016, 27859104, 28509660, 28826434, 30885465, 32944496, 33261270, 34823880, 35478688, 37062558, 38012880, 39913524, 41180620, 43239651, 44348360, 45615456, 46431840, 49416744, 49891905, 53218032, 57019320, 57652868, 61770930, 65888992, 66522540, 69647760, 72066085, 74125116, 76025760, 79827048, 82361240, 86479302, 88696720, 92656395, 98833488, 99783810, 106436064, 114038640, 115305736, 123541860, 129718953, 133045080, 139295520, 144132170, 148250232, 159654096, 164722480, 172958604, 177393440, 185312790, 197666976, 199567620, 216198255, 228077280, 230611472, 247083720, 259437906, 266090160, 288264340, 296500464, 319308192, 329444960, 345917208, 370625580, 399135240, 432396510, 461222944, 494167440, 518875812, 532180320, 576528680, 593000928, 648594765, 691834416, 741251160, 798270480, 864793020, 988334880, 1037751624, 1153057360, 1297189530, 1383668832, 1482502320, 1596540960, 1729586040, 2075503248, 2306114720, 2594379060, 2965004640, 3459172080, 4151006496, 5188758120, 6918344160, 10377516240, 20755032480]

約数ペア:

[(1, 20755032480), (2, 10377516240), (3, 6918344160), (4, 5188758120), (5, 4151006496), (6, 3459172080), (7, 2965004640), (8, 2594379060), (9, 2306114720), (10, 2075503248), (12, 1729586040), (13, 1596540960), (14, 1482502320), (15, 1383668832), (16, 1297189530), (18, 1153057360), (20, 1037751624), (21, 988334880), (24, 864793020), (26, 798270480), (28, 741251160), (30, 691834416), (32, 648594765), (35, 593000928), (36, 576528680), (39, 532180320), (40, 518875812), (42, 494167440), (45, 461222944), (48, 432396510), (52, 399135240), (56, 370625580), (60, 345917208), (63, 329444960), (65, 319308192), (70, 296500464), (72, 288264340), (78, 266090160), (80, 259437906), (84, 247083720), (90, 230611472), (91, 228077280), (96, 216198255), (104, 199567620), (105, 197666976), (112, 185312790), (117, 177393440), (120, 172958604), (126, 164722480), (130, 159654096), (140, 148250232), (144, 144132170), (149, 139295520), (156, 133045080), (160, 129718953), (168, 123541860), (180, 115305736), (182, 114038640), (195, 106436064), (208, 99783810), (210, 98833488), (224, 92656395), (234, 88696720), (240, 86479302), (252, 82361240), (260, 79827048), (273, 76025760), (280, 74125116), (288, 72066085), (298, 69647760), (312, 66522540), (315, 65888992), (336, 61770930), (360, 57652868), (364, 57019320), (390, 53218032), (416, 49891905), (420, 49416744), (447, 46431840), (455, 45615456), (468, 44348360), (480, 43239651), (504, 41180620), (520, 39913524), (546, 38012880), (560, 37062558), (585, 35478688), (596, 34823880), (624, 33261270), (630, 32944496), (672, 30885465), (720, 28826434), (728, 28509660), (745, 27859104), (780, 26609016), (819, 25341920), (840, 24708372), (894, 23215920), (910, 22807728), (936, 22174180), (1008, 20590310), (1040, 19956762), (1043, 19899360), (1063, 19524960), (1092, 19006440), (1120, 18531279), (1170, 17739344), (1192, 17411940), (1248, 16630635), (1260, 16472248), (1341, 15477280), (1365, 15205152), (1440, 14413217), (1456, 14254830), (1490, 13929552), (1560, 13304508), (1638, 12670960), (1680, 12354186), (1788, 11607960), (1820, 11403864), (1872, 11087090), (1937, 10715040), (2016, 10295155), (2080, 9978381), (2086, 9949680), (2126, 9762480), (2184, 9503220), (2235, 9286368), (2340, 8869672), (2384, 8705970), (2520, 8236124), (2682, 7738640), (2730, 7602576), (2912, 7127415), (2980, 6964776), (3120, 6652254), (3129, 6633120), (3189, 6508320), (3276, 6335480), (3360, 6177093), (3576, 5803980), (3640, 5701932), (3744, 5543545), (3874, 5357520), (4095, 5068384), (4172, 4974840), (4252, 4881240), (4368, 4751610), (4470, 4643184), (4680, 4434836), (4768, 4352985), (5040, 4118062), (5215, 3979872), (5315, 3904992), (5364, 3869320), (5460, 3801288), (5811, 3571680), (5960, 3482388), (6240, 3326127), (6258, 3316560), (6378, 3254160), (6552, 3167740), (6705, 3095456), (7152, 2901990), (7280, 2850966), (7441, 2789280), (7748, 2678760), (8190, 2534192), (8344, 2487420), (8504, 2440620), (8736, 2375805), (8940, 2321592), (9360, 2217418), (9387, 2211040), (9567, 2169440), (9685, 2143008), (10080, 2059031), (10430, 1989936), (10630, 1952496), (10728, 1934660), (10920, 1900644), (11622, 1785840), (11920, 1741194), (12516, 1658280), (12756, 1627080), (13104, 1583870), (13410, 1547728), (13559, 1530720), (13819, 1501920), (14304, 1450995), (14560, 1425483), (14882, 1394640), (15496, 1339380), (15645, 1326624), (15945, 1301664), (16380, 1267096), (16688, 1243710), (17008, 1220310), (17433, 1190560), (17880, 1160796), (18720, 1108709), (18774, 1105520), (19134, 1084720), (19370, 1071504), (20860, 994968), (21260, 976248), (21456, 967330), (21840, 950322), (22323, 929760), (23244, 892920), (23840, 870597), (25032, 829140), (25512, 813540), (26208, 791935), (26820, 773864), (27118, 765360), (27638, 750960), (29055, 714336), (29764, 697320), (30992, 669690), (31290, 663312), (31890, 650832), (32760, 633548), (33376, 621855), (34016, 610155), (34866, 595280), (35760, 580398), (37205, 557856), (37548, 552760), (38268, 542360), (38740, 535752), (40677, 510240), (41457, 500640), (41720, 497484), (42520, 488124), (42912, 483665), (43680, 475161), (44646, 464880), (46488, 446460), (46935, 442208), (47835, 433888), (50064, 414570), (51024, 406770), (53640, 386932), (54236, 382680), (55276, 375480), (58110, 357168), (59528, 348660), (61984, 334845), (62580, 331656), (63780, 325416), (65520, 316774), (66969, 309920), (67795, 306144), (69095, 300384), (69732, 297640), (71520, 290199), (74410, 278928), (75096, 276380), (76536, 271180), (77480, 267876), (81354, 255120), (82914, 250320), (83440, 248742), (85040, 244062), (87165, 238112), (89292, 232440), (92976, 223230), (93870, 221104), (95670, 216944), (96733, 214560), (100128, 207285), (102048, 203385), (107280, 193466), (108472, 191340), (110552, 187740), (111615, 185952), (116220, 178584), (119056, 174330), (122031, 170080), (124371, 166880), (125160, 165828), (127560, 162708), (131040, 158387), (133938, 154960), (135590, 153072), (138190, 150192), (139464, 148820)]