20806705920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5413}}^1$

素因数の和:5468

約数の個数: 576

約数和(自身を含む): 89237965824

約数和(自身を除く): 68431259904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 20, 21, 22, 24, 26, 28, 30, 32, 33, 35, 39, 40, 42, 44, 48, 52, 55, 56, 60, 64, 65, 66, 70, 77, 78, 80, 84, 88, 91, 96, 104, 105, 110, 112, 120, 128, 130, 132, 140, 143, 154, 156, 160, 165, 168, 176, 182, 192, 195, 208, 210, 220, 224, 231, 240, 256, 260, 264, 273, 280, 286, 308, 312, 320, 330, 336, 352, 364, 384, 385, 390, 416, 420, 429, 440, 448, 455, 462, 480, 520, 528, 546, 560, 572, 616, 624, 640, 660, 672, 704, 715, 728, 768, 770, 780, 832, 840, 858, 880, 896, 910, 924, 960, 1001, 1040, 1056, 1092, 1120, 1144, 1155, 1232, 1248, 1280, 1320, 1344, 1365, 1408, 1430, 1456, 1540, 1560, 1664, 1680, 1716, 1760, 1792, 1820, 1848, 1920, 2002, 2080, 2112, 2145, 2184, 2240, 2288, 2310, 2464, 2496, 2640, 2688, 2730, 2816, 2860, 2912, 3003, 3080, 3120, 3328, 3360, 3432, 3520, 3640, 3696, 3840, 4004, 4160, 4224, 4290, 4368, 4480, 4576, 4620, 4928, 4992, 5005, 5280, 5376, 5413, 5460, 5720, 5824, 6006, 6160, 6240, 6720, 6864, 7040, 7280, 7392, 8008, 8320, 8448, 8580, 8736, 8960, 9152, 9240, 9856, 9984, 10010, 10560, 10826, 10920, 11440, 11648, 12012, 12320, 12480, 13440, 13728, 14080, 14560, 14784, 15015, 16016, 16239, 16640, 17160, 17472, 18304, 18480, 19712, 20020, 21120, 21652, 21840, 22880, 23296, 24024, 24640, 24960, 26880, 27065, 27456, 29120, 29568, 30030, 32032, 32478, 34320, 34944, 36608, 36960, 37891, 40040, 42240, 43304, 43680, 45760, 48048, 49280, 49920, 54130, 54912, 58240, 59136, 59543, 60060, 64064, 64956, 68640, 69888, 70369, 73920, 75782, 80080, 81195, 86608, 87360, 91520, 96096, 98560, 108260, 109824, 113673, 116480, 119086, 120120, 128128, 129912, 137280, 140738, 147840, 151564, 160160, 162390, 173216, 174720, 178629, 183040, 189455, 192192, 211107, 216520, 227346, 238172, 240240, 256256, 259824, 274560, 281476, 295680, 297715, 303128, 320320, 324780, 346432, 349440, 351845, 357258, 378910, 384384, 416801, 422214, 433040, 454692, 476344, 480480, 492583, 519648, 549120, 562952, 568365, 595430, 606256, 640640, 649560, 692864, 703690, 714516, 757820, 768768, 774059, 833602, 844428, 866080, 893145, 909384, 952688, 960960, 985166, 1039296, 1055535, 1125904, 1136730, 1190860, 1212512, 1250403, 1281280, 1299120, 1385728, 1407380, 1429032, 1477749, 1515640, 1548118, 1667204, 1688856, 1732160, 1786290, 1818768, 1905376, 1921920, 1970332, 2078592, 2084005, 2111070, 2251808, 2273460, 2322177, 2381720, 2425024, 2462915, 2500806, 2598240, 2814760, 2858064, 2955498, 3031280, 3096236, 3334408, 3377712, 3464320, 3572580, 3637536, 3810752, 3843840, 3870295, 3940664, 4157184, 4168010, 4222140, 4503616, 4546920, 4644354, 4763440, 4850048, 4925830, 5001612, 5196480, 5418413, 5629520, 5716128, 5910996, 6062560, 6192472, 6252015, 6668816, 6755424, 6928640, 7145160, 7275072, 7388745, 7621504, 7740590, 7881328, 8336020, 8444280, 9007232, 9093840, 9288708, 9526880, 9700096, 9851660, 10003224, 10392960, 10836826, 11259040, 11432256, 11610885, 11821992, 12125120, 12384944, 12504030, 13337632, 13510848, 14290320, 14550144, 14777490, 15243008, 15481180, 15762656, 16255239, 16672040, 16888560, 18014464, 18187680, 18577416, 19053760, 19703320, 20006448, 20785920, 21673652, 22518080, 22864512, 23221770, 23643984, 24250240, 24769888, 25008060, 26675264, 27021696, 27092065, 28580640, 29100288, 29554980, 30962360, 31525312, 32510478, 33344080, 33777120, 36375360, 37154832, 38107520, 39406640, 40012896, 43347304, 45036160, 45729024, 46443540, 47287968, 48500480, 49539776, 50016120, 53350528, 54043392, 54184130, 57161280, 59109960, 61924720, 63050624, 65020956, 66688160, 67554240, 72750720, 74309664, 76215040, 78813280, 80025792, 81276195, 86694608, 90072320, 92887080, 94575936, 99079552, 100032240, 106701056, 108368260, 114322560, 118219920, 123849440, 126101248, 130041912, 133376320, 135108480, 145501440, 148619328, 157626560, 160051584, 162552390, 173389216, 185774160, 189151872, 198159104, 200064480, 216736520, 228645120, 236439840, 247698880, 260083824, 266752640, 270216960, 297238656, 315253120, 320103168, 325104780, 346778432, 371548320, 378303744, 400128960, 433473040, 472879680, 495397760, 520167648, 533505280, 594477312, 630506240, 650209560, 693556864, 743096640, 800257920, 866946080, 945759360, 990795520, 1040335296, 1300419120, 1387113728, 1486193280, 1600515840, 1733892160, 1891518720, 2080670592, 2600838240, 2972386560, 3467784320, 4161341184, 5201676480, 6935568640, 10403352960, 20806705920]

約数ペア:

[(1, 20806705920), (2, 10403352960), (3, 6935568640), (4, 5201676480), (5, 4161341184), (6, 3467784320), (7, 2972386560), (8, 2600838240), (10, 2080670592), (11, 1891518720), (12, 1733892160), (13, 1600515840), (14, 1486193280), (15, 1387113728), (16, 1300419120), (20, 1040335296), (21, 990795520), (22, 945759360), (24, 866946080), (26, 800257920), (28, 743096640), (30, 693556864), (32, 650209560), (33, 630506240), (35, 594477312), (39, 533505280), (40, 520167648), (42, 495397760), (44, 472879680), (48, 433473040), (52, 400128960), (55, 378303744), (56, 371548320), (60, 346778432), (64, 325104780), (65, 320103168), (66, 315253120), (70, 297238656), (77, 270216960), (78, 266752640), (80, 260083824), (84, 247698880), (88, 236439840), (91, 228645120), (96, 216736520), (104, 200064480), (105, 198159104), (110, 189151872), (112, 185774160), (120, 173389216), (128, 162552390), (130, 160051584), (132, 157626560), (140, 148619328), (143, 145501440), (154, 135108480), (156, 133376320), (160, 130041912), (165, 126101248), (168, 123849440), (176, 118219920), (182, 114322560), (192, 108368260), (195, 106701056), (208, 100032240), (210, 99079552), (220, 94575936), (224, 92887080), (231, 90072320), (240, 86694608), (256, 81276195), (260, 80025792), (264, 78813280), (273, 76215040), (280, 74309664), (286, 72750720), (308, 67554240), (312, 66688160), (320, 65020956), (330, 63050624), (336, 61924720), (352, 59109960), (364, 57161280), (384, 54184130), (385, 54043392), (390, 53350528), (416, 50016120), (420, 49539776), (429, 48500480), (440, 47287968), (448, 46443540), (455, 45729024), (462, 45036160), (480, 43347304), (520, 40012896), (528, 39406640), (546, 38107520), (560, 37154832), (572, 36375360), (616, 33777120), (624, 33344080), (640, 32510478), (660, 31525312), (672, 30962360), (704, 29554980), (715, 29100288), (728, 28580640), (768, 27092065), (770, 27021696), (780, 26675264), (832, 25008060), (840, 24769888), (858, 24250240), (880, 23643984), (896, 23221770), (910, 22864512), (924, 22518080), (960, 21673652), (1001, 20785920), (1040, 20006448), (1056, 19703320), (1092, 19053760), (1120, 18577416), (1144, 18187680), (1155, 18014464), (1232, 16888560), (1248, 16672040), (1280, 16255239), (1320, 15762656), (1344, 15481180), (1365, 15243008), (1408, 14777490), (1430, 14550144), (1456, 14290320), (1540, 13510848), (1560, 13337632), (1664, 12504030), (1680, 12384944), (1716, 12125120), (1760, 11821992), (1792, 11610885), (1820, 11432256), (1848, 11259040), (1920, 10836826), (2002, 10392960), (2080, 10003224), (2112, 9851660), (2145, 9700096), (2184, 9526880), (2240, 9288708), (2288, 9093840), (2310, 9007232), (2464, 8444280), (2496, 8336020), (2640, 7881328), (2688, 7740590), (2730, 7621504), (2816, 7388745), (2860, 7275072), (2912, 7145160), (3003, 6928640), (3080, 6755424), (3120, 6668816), (3328, 6252015), (3360, 6192472), (3432, 6062560), (3520, 5910996), (3640, 5716128), (3696, 5629520), (3840, 5418413), (4004, 5196480), (4160, 5001612), (4224, 4925830), (4290, 4850048), (4368, 4763440), (4480, 4644354), (4576, 4546920), (4620, 4503616), (4928, 4222140), (4992, 4168010), (5005, 4157184), (5280, 3940664), (5376, 3870295), (5413, 3843840), (5460, 3810752), (5720, 3637536), (5824, 3572580), (6006, 3464320), (6160, 3377712), (6240, 3334408), (6720, 3096236), (6864, 3031280), (7040, 2955498), (7280, 2858064), (7392, 2814760), (8008, 2598240), (8320, 2500806), (8448, 2462915), (8580, 2425024), (8736, 2381720), (8960, 2322177), (9152, 2273460), (9240, 2251808), (9856, 2111070), (9984, 2084005), (10010, 2078592), (10560, 1970332), (10826, 1921920), (10920, 1905376), (11440, 1818768), (11648, 1786290), (12012, 1732160), (12320, 1688856), (12480, 1667204), (13440, 1548118), (13728, 1515640), (14080, 1477749), (14560, 1429032), (14784, 1407380), (15015, 1385728), (16016, 1299120), (16239, 1281280), (16640, 1250403), (17160, 1212512), (17472, 1190860), (18304, 1136730), (18480, 1125904), (19712, 1055535), (20020, 1039296), (21120, 985166), (21652, 960960), (21840, 952688), (22880, 909384), (23296, 893145), (24024, 866080), (24640, 844428), (24960, 833602), (26880, 774059), (27065, 768768), (27456, 757820), (29120, 714516), (29568, 703690), (30030, 692864), (32032, 649560), (32478, 640640), (34320, 606256), (34944, 595430), (36608, 568365), (36960, 562952), (37891, 549120), (40040, 519648), (42240, 492583), (43304, 480480), (43680, 476344), (45760, 454692), (48048, 433040), (49280, 422214), (49920, 416801), (54130, 384384), (54912, 378910), (58240, 357258), (59136, 351845), (59543, 349440), (60060, 346432), (64064, 324780), (64956, 320320), (68640, 303128), (69888, 297715), (70369, 295680), (73920, 281476), (75782, 274560), (80080, 259824), (81195, 256256), (86608, 240240), (87360, 238172), (91520, 227346), (96096, 216520), (98560, 211107), (108260, 192192), (109824, 189455), (113673, 183040), (116480, 178629), (119086, 174720), (120120, 173216), (128128, 162390), (129912, 160160), (137280, 151564), (140738, 147840)]