20953013760

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{129917}}^1$

素因数の和:129953

約数の個数: 240

約数和(自身を含む): 82933415136

約数和(自身を除く): 61980401376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5376, 5760, 6720, 7680, 8064, 8960, 10080, 10752, 11520, 13440, 16128, 17920, 20160, 23040, 26880, 32256, 40320, 53760, 80640, 129917, 161280, 259834, 389751, 519668, 649585, 779502, 909419, 1039336, 1169253, 1299170, 1559004, 1818838, 1948755, 2078672, 2338506, 2598340, 2728257, 3118008, 3637676, 3897510, 4157344, 4547095, 4677012, 5196680, 5456514, 5846265, 6236016, 7275352, 7795020, 8184771, 8314688, 9094190, 9354024, 10393360, 10913028, 11692530, 12472032, 13641285, 14550704, 15590040, 16369542, 16629376, 18188380, 18708048, 20786720, 21826056, 23385060, 24944064, 27282570, 29101408, 31180080, 32739084, 33258752, 36376760, 37416096, 40923855, 41573440, 43652112, 46770120, 49888128, 54565140, 58202816, 62360160, 65478168, 66517504, 72753520, 74832192, 81847710, 83146880, 87304224, 93540240, 99776256, 109130280, 116405632, 124720320, 130956336, 145507040, 149664384, 163695420, 166293760, 174608448, 187080480, 199552512, 218260560, 232811264, 249440640, 261912672, 291014080, 299328768, 327390840, 332587520, 349216896, 374160960, 436521120, 465622528, 498881280, 523825344, 582028160, 598657536, 654781680, 698433792, 748321920, 873042240, 997762560, 1047650688, 1164056320, 1309563360, 1396867584, 1496643840, 1746084480, 2095301376, 2328112640, 2619126720, 2993287680, 3492168960, 4190602752, 5238253440, 6984337920, 10476506880, 20953013760]

約数ペア:

[(1, 20953013760), (2, 10476506880), (3, 6984337920), (4, 5238253440), (5, 4190602752), (6, 3492168960), (7, 2993287680), (8, 2619126720), (9, 2328112640), (10, 2095301376), (12, 1746084480), (14, 1496643840), (15, 1396867584), (16, 1309563360), (18, 1164056320), (20, 1047650688), (21, 997762560), (24, 873042240), (28, 748321920), (30, 698433792), (32, 654781680), (35, 598657536), (36, 582028160), (40, 523825344), (42, 498881280), (45, 465622528), (48, 436521120), (56, 374160960), (60, 349216896), (63, 332587520), (64, 327390840), (70, 299328768), (72, 291014080), (80, 261912672), (84, 249440640), (90, 232811264), (96, 218260560), (105, 199552512), (112, 187080480), (120, 174608448), (126, 166293760), (128, 163695420), (140, 149664384), (144, 145507040), (160, 130956336), (168, 124720320), (180, 116405632), (192, 109130280), (210, 99776256), (224, 93540240), (240, 87304224), (252, 83146880), (256, 81847710), (280, 74832192), (288, 72753520), (315, 66517504), (320, 65478168), (336, 62360160), (360, 58202816), (384, 54565140), (420, 49888128), (448, 46770120), (480, 43652112), (504, 41573440), (512, 40923855), (560, 37416096), (576, 36376760), (630, 33258752), (640, 32739084), (672, 31180080), (720, 29101408), (768, 27282570), (840, 24944064), (896, 23385060), (960, 21826056), (1008, 20786720), (1120, 18708048), (1152, 18188380), (1260, 16629376), (1280, 16369542), (1344, 15590040), (1440, 14550704), (1536, 13641285), (1680, 12472032), (1792, 11692530), (1920, 10913028), (2016, 10393360), (2240, 9354024), (2304, 9094190), (2520, 8314688), (2560, 8184771), (2688, 7795020), (2880, 7275352), (3360, 6236016), (3584, 5846265), (3840, 5456514), (4032, 5196680), (4480, 4677012), (4608, 4547095), (5040, 4157344), (5376, 3897510), (5760, 3637676), (6720, 3118008), (7680, 2728257), (8064, 2598340), (8960, 2338506), (10080, 2078672), (10752, 1948755), (11520, 1818838), (13440, 1559004), (16128, 1299170), (17920, 1169253), (20160, 1039336), (23040, 909419), (26880, 779502), (32256, 649585), (40320, 519668), (53760, 389751), (80640, 259834), (129917, 161280)]