20815764480

素因数分解:

$2^{10}\times 3^3\times 5^1\times 7^3\times {\mathrm{439}}^1$

素因数の和:494

約数の個数: 704

約数和(自身を含む): 86465280000

約数和(自身を除く): 65649515520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 256, 270, 280, 288, 294, 315, 320, 336, 343, 360, 378, 384, 392, 420, 432, 439, 441, 448, 480, 490, 504, 512, 540, 560, 576, 588, 630, 640, 672, 686, 720, 735, 756, 768, 784, 840, 864, 878, 882, 896, 945, 960, 980, 1008, 1024, 1029, 1080, 1120, 1152, 1176, 1260, 1280, 1317, 1323, 1344, 1372, 1440, 1470, 1512, 1536, 1568, 1680, 1715, 1728, 1756, 1764, 1792, 1890, 1920, 1960, 2016, 2058, 2160, 2195, 2205, 2240, 2304, 2352, 2520, 2560, 2634, 2646, 2688, 2744, 2880, 2940, 3024, 3072, 3073, 3087, 3136, 3360, 3430, 3456, 3512, 3528, 3584, 3780, 3840, 3920, 3951, 4032, 4116, 4320, 4390, 4410, 4480, 4608, 4704, 5040, 5120, 5145, 5268, 5292, 5376, 5488, 5760, 5880, 6048, 6146, 6174, 6272, 6585, 6615, 6720, 6860, 6912, 7024, 7056, 7168, 7560, 7680, 7840, 7902, 8064, 8232, 8640, 8780, 8820, 8960, 9216, 9219, 9261, 9408, 10080, 10290, 10536, 10584, 10752, 10976, 11520, 11760, 11853, 12096, 12292, 12348, 12544, 13170, 13230, 13440, 13720, 13824, 14048, 14112, 15120, 15360, 15365, 15435, 15680, 15804, 16128, 16464, 17280, 17560, 17640, 17920, 18438, 18522, 18816, 19755, 20160, 20580, 21072, 21168, 21504, 21511, 21952, 23040, 23520, 23706, 24192, 24584, 24696, 25088, 26340, 26460, 26880, 27440, 27648, 27657, 28096, 28224, 30240, 30730, 30870, 31360, 31608, 32256, 32928, 34560, 35120, 35280, 35840, 36876, 37044, 37632, 39510, 40320, 41160, 42144, 42336, 43022, 43904, 46080, 46095, 46305, 47040, 47412, 48384, 49168, 49392, 50176, 52680, 52920, 53760, 54880, 55314, 56192, 56448, 59265, 60480, 61460, 61740, 62720, 63216, 64512, 64533, 65856, 69120, 70240, 70560, 73752, 74088, 75264, 79020, 80640, 82320, 82971, 84288, 84672, 86044, 87808, 92190, 92610, 94080, 94824, 96768, 98336, 98784, 105360, 105840, 107520, 107555, 109760, 110628, 112384, 112896, 118530, 120960, 122920, 123480, 125440, 126432, 129066, 131712, 138240, 138285, 140480, 141120, 147504, 148176, 150528, 150577, 158040, 161280, 164640, 165942, 168576, 169344, 172088, 175616, 184380, 185220, 188160, 189648, 193536, 193599, 196672, 197568, 210720, 211680, 215110, 219520, 221256, 224768, 225792, 237060, 241920, 245840, 246960, 250880, 252864, 258132, 263424, 276570, 280960, 282240, 295008, 296352, 301154, 316080, 322560, 322665, 329280, 331884, 337152, 338688, 344176, 351232, 368760, 370440, 376320, 379296, 387198, 393344, 395136, 414855, 421440, 423360, 430220, 439040, 442512, 449536, 451584, 451731, 474120, 483840, 491680, 493920, 505728, 516264, 526848, 553140, 561920, 564480, 580797, 590016, 592704, 602308, 632160, 645330, 658560, 663768, 674304, 677376, 688352, 737520, 740880, 752640, 752885, 758592, 774396, 786688, 790272, 829710, 842880, 846720, 860440, 878080, 885024, 903462, 948240, 967680, 967995, 983360, 987840, 1011456, 1032528, 1053696, 1106280, 1123840, 1128960, 1161594, 1180032, 1185408, 1204616, 1264320, 1290660, 1317120, 1327536, 1348608, 1354752, 1355193, 1376704, 1475040, 1481760, 1505770, 1517184, 1548792, 1573376, 1580544, 1659420, 1685760, 1693440, 1720880, 1756160, 1770048, 1806924, 1896480, 1935990, 1966720, 1975680, 2022912, 2065056, 2212560, 2247680, 2257920, 2258655, 2323188, 2360064, 2370816, 2409232, 2528640, 2581320, 2634240, 2655072, 2710386, 2753408, 2903985, 2950080, 2963520, 3011540, 3034368, 3097584, 3146752, 3161088, 3318840, 3371520, 3386880, 3441760, 3540096, 3613848, 3792960, 3871980, 3933440, 3951360, 4045824, 4065579, 4130112, 4425120, 4517310, 4646376, 4720128, 4741632, 4818464, 5057280, 5162640, 5268480, 5310144, 5420772, 5506816, 5807970, 5900160, 5927040, 6023080, 6068736, 6195168, 6637680, 6743040, 6773760, 6775965, 6883520, 7080192, 7227696, 7585920, 7743960, 7866880, 7902720, 8131158, 8260224, 8850240, 9034620, 9292752, 9440256, 9483264, 9636928, 10114560, 10325280, 10620288, 10841544, 11013632, 11615940, 11800320, 11854080, 12046160, 12137472, 12390336, 13275360, 13551930, 13767040, 14160384, 14455392, 15171840, 15487920, 15733760, 15805440, 16262316, 16520448, 17700480, 18069240, 18585504, 19273856, 20229120, 20327895, 20650560, 21240576, 21683088, 22027264, 23231880, 23600640, 23708160, 24092320, 24780672, 26550720, 27103860, 27534080, 28320768, 28910784, 30343680, 30975840, 32524632, 33040896, 35400960, 36138480, 37171008, 38547712, 40655790, 41301120, 42481152, 43366176, 46463760, 47201280, 47416320, 48184640, 49561344, 53101440, 54207720, 55068160, 57821568, 60687360, 61951680, 65049264, 66081792, 70801920, 72276960, 74342016, 77095424, 81311580, 82602240, 84962304, 86732352, 92927520, 96369280, 99122688, 106202880, 108415440, 110136320, 115643136, 123903360, 130098528, 141603840, 144553920, 148684032, 154190848, 162623160, 165204480, 173464704, 185855040, 192738560, 198245376, 212405760, 216830880, 231286272, 247806720, 260197056, 289107840, 297368064, 325246320, 330408960, 346929408, 371710080, 385477120, 424811520, 433661760, 462572544, 495613440, 520394112, 578215680, 594736128, 650492640, 693858816, 743420160, 770954240, 867323520, 991226880, 1040788224, 1156431360, 1300985280, 1387717632, 1486840320, 1734647040, 2081576448, 2312862720, 2601970560, 2973680640, 3469294080, 4163152896, 5203941120, 6938588160, 10407882240, 20815764480]

約数ペア:

[(1, 20815764480), (2, 10407882240), (3, 6938588160), (4, 5203941120), (5, 4163152896), (6, 3469294080), (7, 2973680640), (8, 2601970560), (9, 2312862720), (10, 2081576448), (12, 1734647040), (14, 1486840320), (15, 1387717632), (16, 1300985280), (18, 1156431360), (20, 1040788224), (21, 991226880), (24, 867323520), (27, 770954240), (28, 743420160), (30, 693858816), (32, 650492640), (35, 594736128), (36, 578215680), (40, 520394112), (42, 495613440), (45, 462572544), (48, 433661760), (49, 424811520), (54, 385477120), (56, 371710080), (60, 346929408), (63, 330408960), (64, 325246320), (70, 297368064), (72, 289107840), (80, 260197056), (84, 247806720), (90, 231286272), (96, 216830880), (98, 212405760), (105, 198245376), (108, 192738560), (112, 185855040), (120, 173464704), (126, 165204480), (128, 162623160), (135, 154190848), (140, 148684032), (144, 144553920), (147, 141603840), (160, 130098528), (168, 123903360), (180, 115643136), (189, 110136320), (192, 108415440), (196, 106202880), (210, 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(5120, 4065579), (5145, 4045824), (5268, 3951360), (5292, 3933440), (5376, 3871980), (5488, 3792960), (5760, 3613848), (5880, 3540096), (6048, 3441760), (6146, 3386880), (6174, 3371520), (6272, 3318840), (6585, 3161088), (6615, 3146752), (6720, 3097584), (6860, 3034368), (6912, 3011540), (7024, 2963520), (7056, 2950080), (7168, 2903985), (7560, 2753408), (7680, 2710386), (7840, 2655072), (7902, 2634240), (8064, 2581320), (8232, 2528640), (8640, 2409232), (8780, 2370816), (8820, 2360064), (8960, 2323188), (9216, 2258655), (9219, 2257920), (9261, 2247680), (9408, 2212560), (10080, 2065056), (10290, 2022912), (10536, 1975680), (10584, 1966720), (10752, 1935990), (10976, 1896480), (11520, 1806924), (11760, 1770048), (11853, 1756160), (12096, 1720880), (12292, 1693440), (12348, 1685760), (12544, 1659420), (13170, 1580544), (13230, 1573376), (13440, 1548792), (13720, 1517184), (13824, 1505770), (14048, 1481760), (14112, 1475040), (15120, 1376704), (15360, 1355193), (15365, 1354752), (15435, 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161280), (131712, 158040), (138240, 150577), (138285, 150528), (140480, 148176), (141120, 147504)]