20249640320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1283}}^1$

素因数の和:1593

約数の個数: 256

約数和(自身を含む): 59847137280

約数和(自身を除く): 39597496960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 271, 280, 320, 364, 416, 448, 455, 520, 542, 560, 640, 728, 832, 896, 910, 1040, 1084, 1120, 1283, 1355, 1456, 1664, 1820, 1897, 2080, 2168, 2240, 2566, 2710, 2912, 3523, 3640, 3794, 4160, 4336, 4480, 5132, 5420, 5824, 6415, 7046, 7280, 7588, 8320, 8672, 8981, 9485, 10264, 10840, 11648, 12830, 14092, 14560, 15176, 16679, 17344, 17615, 17962, 18970, 20528, 21680, 24661, 25660, 28184, 29120, 30352, 33358, 34688, 35230, 35924, 37940, 41056, 43360, 44905, 49322, 51320, 56368, 58240, 60704, 66716, 70460, 71848, 75880, 82112, 83395, 86720, 89810, 98644, 102640, 112736, 116753, 121408, 123305, 133432, 140920, 143696, 151760, 164224, 166790, 173440, 179620, 197288, 205280, 225472, 233506, 242816, 246610, 266864, 281840, 287392, 303520, 333580, 347693, 359240, 394576, 410560, 450944, 467012, 493220, 533728, 563680, 574784, 583765, 607040, 667160, 695386, 718480, 789152, 821120, 934024, 986440, 1067456, 1127360, 1149568, 1167530, 1214080, 1334320, 1390772, 1436960, 1578304, 1738465, 1868048, 1972880, 2134912, 2254720, 2335060, 2433851, 2668640, 2781544, 2873920, 3156608, 3476930, 3736096, 3945760, 4520009, 4670120, 4867702, 5337280, 5563088, 5747840, 6953860, 7472192, 7891520, 9040018, 9340240, 9735404, 10674560, 11126176, 12169255, 13907720, 14944384, 15783040, 18080036, 18680480, 19470808, 22252352, 22600045, 24338510, 27815440, 31640063, 36160072, 37360960, 38941616, 44504704, 45200090, 48677020, 55630880, 63280126, 72320144, 74721920, 77883232, 90400180, 97354040, 111261760, 126560252, 144640288, 155766464, 158200315, 180800360, 194708080, 222523520, 253120504, 289280576, 311532928, 316400630, 361600720, 389416160, 506241008, 578561152, 632801260, 723201440, 778832320, 1012482016, 1265602520, 1446402880, 1557664640, 2024964032, 2531205040, 2892805760, 4049928064, 5062410080, 10124820160, 20249640320]

約数ペア:

[(1, 20249640320), (2, 10124820160), (4, 5062410080), (5, 4049928064), (7, 2892805760), (8, 2531205040), (10, 2024964032), (13, 1557664640), (14, 1446402880), (16, 1265602520), (20, 1012482016), (26, 778832320), (28, 723201440), (32, 632801260), (35, 578561152), (40, 506241008), (52, 389416160), (56, 361600720), (64, 316400630), (65, 311532928), (70, 289280576), (80, 253120504), (91, 222523520), (104, 194708080), (112, 180800360), (128, 158200315), (130, 155766464), (140, 144640288), (160, 126560252), (182, 111261760), (208, 97354040), (224, 90400180), (260, 77883232), (271, 74721920), (280, 72320144), (320, 63280126), (364, 55630880), (416, 48677020), (448, 45200090), (455, 44504704), (520, 38941616), (542, 37360960), (560, 36160072), (640, 31640063), (728, 27815440), (832, 24338510), (896, 22600045), (910, 22252352), (1040, 19470808), (1084, 18680480), (1120, 18080036), (1283, 15783040), (1355, 14944384), (1456, 13907720), (1664, 12169255), (1820, 11126176), (1897, 10674560), (2080, 9735404), (2168, 9340240), (2240, 9040018), (2566, 7891520), (2710, 7472192), (2912, 6953860), (3523, 5747840), (3640, 5563088), (3794, 5337280), (4160, 4867702), (4336, 4670120), (4480, 4520009), (5132, 3945760), (5420, 3736096), (5824, 3476930), (6415, 3156608), (7046, 2873920), (7280, 2781544), (7588, 2668640), (8320, 2433851), (8672, 2335060), (8981, 2254720), (9485, 2134912), (10264, 1972880), (10840, 1868048), (11648, 1738465), (12830, 1578304), (14092, 1436960), (14560, 1390772), (15176, 1334320), (16679, 1214080), (17344, 1167530), (17615, 1149568), (17962, 1127360), (18970, 1067456), (20528, 986440), (21680, 934024), (24661, 821120), (25660, 789152), (28184, 718480), (29120, 695386), (30352, 667160), (33358, 607040), (34688, 583765), (35230, 574784), (35924, 563680), (37940, 533728), (41056, 493220), (43360, 467012), (44905, 450944), (49322, 410560), (51320, 394576), (56368, 359240), (58240, 347693), (60704, 333580), (66716, 303520), (70460, 287392), (71848, 281840), (75880, 266864), (82112, 246610), (83395, 242816), (86720, 233506), (89810, 225472), (98644, 205280), (102640, 197288), (112736, 179620), (116753, 173440), (121408, 166790), (123305, 164224), (133432, 151760), (140920, 143696)]