21125475840

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{769}}^1$

素因数の和:882

約数の個数: 480

約数和(自身を含む): 79741458720

約数和(自身を除く): 58615982880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 73, 80, 84, 96, 98, 105, 112, 120, 128, 140, 146, 147, 160, 168, 192, 196, 210, 219, 224, 240, 245, 256, 280, 292, 294, 320, 336, 365, 384, 392, 420, 438, 448, 480, 490, 511, 512, 560, 584, 588, 640, 672, 730, 735, 768, 769, 784, 840, 876, 896, 960, 980, 1022, 1095, 1120, 1168, 1176, 1280, 1344, 1460, 1470, 1533, 1536, 1538, 1568, 1680, 1752, 1792, 1920, 1960, 2044, 2190, 2240, 2307, 2336, 2352, 2555, 2560, 2688, 2920, 2940, 3066, 3076, 3136, 3360, 3504, 3577, 3584, 3840, 3845, 3920, 4088, 4380, 4480, 4614, 4672, 4704, 5110, 5376, 5383, 5840, 5880, 6132, 6152, 6272, 6720, 7008, 7154, 7665, 7680, 7690, 7840, 8176, 8760, 8960, 9228, 9344, 9408, 10220, 10731, 10752, 10766, 11535, 11680, 11760, 12264, 12304, 12544, 13440, 14016, 14308, 15330, 15380, 15680, 16149, 16352, 17520, 17885, 17920, 18456, 18688, 18816, 20440, 21462, 21532, 23070, 23360, 23520, 24528, 24608, 25088, 26880, 26915, 28032, 28616, 30660, 30760, 31360, 32298, 32704, 35040, 35770, 36912, 37376, 37632, 37681, 40880, 42924, 43064, 46140, 46720, 47040, 49056, 49216, 53655, 53760, 53830, 56064, 56137, 57232, 61320, 61520, 62720, 64596, 65408, 70080, 71540, 73824, 75264, 75362, 80745, 81760, 85848, 86128, 92280, 93440, 94080, 98112, 98432, 107310, 107660, 112128, 112274, 113043, 114464, 122640, 123040, 125440, 129192, 130816, 140160, 143080, 147648, 150724, 161490, 163520, 168411, 171696, 172256, 184560, 186880, 188160, 188405, 196224, 196864, 214620, 215320, 224548, 226086, 228928, 245280, 246080, 258384, 261632, 280320, 280685, 286160, 295296, 301448, 322980, 327040, 336822, 343392, 344512, 369120, 376320, 376810, 392448, 392959, 393728, 429240, 430640, 449096, 452172, 457856, 490560, 492160, 516768, 560640, 561370, 565215, 572320, 590592, 602896, 645960, 654080, 673644, 686784, 689024, 738240, 753620, 784896, 785918, 842055, 858480, 861280, 898192, 904344, 915712, 981120, 984320, 1033536, 1122740, 1130430, 1144640, 1178877, 1181184, 1205792, 1291920, 1308160, 1347288, 1373568, 1378048, 1476480, 1507240, 1571836, 1684110, 1716960, 1722560, 1796384, 1808688, 1831424, 1962240, 1964795, 1968640, 2067072, 2245480, 2260860, 2289280, 2357754, 2411584, 2583840, 2694576, 2747136, 2750713, 2756096, 2952960, 3014480, 3143672, 3368220, 3433920, 3445120, 3592768, 3617376, 3924480, 3929590, 4134144, 4490960, 4521720, 4578560, 4715508, 4823168, 5167680, 5389152, 5494272, 5501426, 5894385, 5905920, 6028960, 6287344, 6736440, 6867840, 6890240, 7185536, 7234752, 7859180, 8252139, 8268288, 8981920, 9043440, 9157120, 9431016, 9646336, 10335360, 10778304, 11002852, 11788770, 12057920, 12574688, 13472880, 13735680, 13753565, 13780480, 14371072, 14469504, 15718360, 16504278, 17963840, 18086880, 18862032, 19292672, 20670720, 21556608, 22005704, 23577540, 24115840, 25149376, 26945760, 27471360, 27507130, 28742144, 28939008, 31436720, 33008556, 35927680, 36173760, 37724064, 41260695, 41341440, 43113216, 44011408, 47155080, 48231680, 50298752, 53891520, 55014260, 57878016, 62873440, 66017112, 71855360, 72347520, 75448128, 82521390, 86226432, 88022816, 94310160, 96463360, 100597504, 107783040, 110028520, 125746880, 132034224, 143710720, 144695040, 150896256, 165042780, 176045632, 188620320, 201195008, 215566080, 220057040, 251493760, 264068448, 289390080, 301792512, 330085560, 352091264, 377240640, 431132160, 440114080, 502987520, 528136896, 603585024, 660171120, 704182528, 754481280, 880228160, 1005975040, 1056273792, 1320342240, 1408365056, 1508962560, 1760456320, 2112547584, 2640684480, 3017925120, 3520912640, 4225095168, 5281368960, 7041825280, 10562737920, 21125475840]

約数ペア:

[(1, 21125475840), (2, 10562737920), (3, 7041825280), (4, 5281368960), (5, 4225095168), (6, 3520912640), (7, 3017925120), (8, 2640684480), (10, 2112547584), (12, 1760456320), (14, 1508962560), (15, 1408365056), (16, 1320342240), (20, 1056273792), (21, 1005975040), (24, 880228160), (28, 754481280), (30, 704182528), (32, 660171120), (35, 603585024), (40, 528136896), (42, 502987520), (48, 440114080), (49, 431132160), (56, 377240640), (60, 352091264), (64, 330085560), (70, 301792512), (73, 289390080), (80, 264068448), (84, 251493760), (96, 220057040), (98, 215566080), (105, 201195008), (112, 188620320), (120, 176045632), (128, 165042780), (140, 150896256), (146, 144695040), (147, 143710720), (160, 132034224), (168, 125746880), (192, 110028520), (196, 107783040), (210, 100597504), (219, 96463360), (224, 94310160), (240, 88022816), (245, 86226432), (256, 82521390), (280, 75448128), (292, 72347520), (294, 71855360), (320, 66017112), (336, 62873440), (365, 57878016), (384, 55014260), (392, 53891520), (420, 50298752), (438, 48231680), (448, 47155080), (480, 44011408), (490, 43113216), (511, 41341440), (512, 41260695), (560, 37724064), (584, 36173760), (588, 35927680), (640, 33008556), (672, 31436720), (730, 28939008), (735, 28742144), (768, 27507130), (769, 27471360), (784, 26945760), (840, 25149376), (876, 24115840), (896, 23577540), (960, 22005704), (980, 21556608), (1022, 20670720), (1095, 19292672), (1120, 18862032), (1168, 18086880), (1176, 17963840), (1280, 16504278), (1344, 15718360), (1460, 14469504), (1470, 14371072), (1533, 13780480), (1536, 13753565), (1538, 13735680), (1568, 13472880), (1680, 12574688), (1752, 12057920), (1792, 11788770), (1920, 11002852), (1960, 10778304), (2044, 10335360), (2190, 9646336), (2240, 9431016), (2307, 9157120), (2336, 9043440), (2352, 8981920), (2555, 8268288), (2560, 8252139), (2688, 7859180), (2920, 7234752), (2940, 7185536), (3066, 6890240), (3076, 6867840), (3136, 6736440), (3360, 6287344), (3504, 6028960), (3577, 5905920), (3584, 5894385), (3840, 5501426), (3845, 5494272), (3920, 5389152), (4088, 5167680), (4380, 4823168), (4480, 4715508), (4614, 4578560), (4672, 4521720), (4704, 4490960), (5110, 4134144), (5376, 3929590), (5383, 3924480), (5840, 3617376), (5880, 3592768), (6132, 3445120), (6152, 3433920), (6272, 3368220), (6720, 3143672), (7008, 3014480), (7154, 2952960), (7665, 2756096), (7680, 2750713), (7690, 2747136), (7840, 2694576), (8176, 2583840), (8760, 2411584), (8960, 2357754), (9228, 2289280), (9344, 2260860), (9408, 2245480), (10220, 2067072), (10731, 1968640), (10752, 1964795), (10766, 1962240), (11535, 1831424), (11680, 1808688), (11760, 1796384), (12264, 1722560), (12304, 1716960), (12544, 1684110), (13440, 1571836), (14016, 1507240), (14308, 1476480), (15330, 1378048), (15380, 1373568), (15680, 1347288), (16149, 1308160), (16352, 1291920), (17520, 1205792), (17885, 1181184), (17920, 1178877), (18456, 1144640), (18688, 1130430), (18816, 1122740), (20440, 1033536), (21462, 984320), (21532, 981120), (23070, 915712), (23360, 904344), (23520, 898192), (24528, 861280), (24608, 858480), (25088, 842055), (26880, 785918), (26915, 784896), (28032, 753620), (28616, 738240), (30660, 689024), (30760, 686784), (31360, 673644), (32298, 654080), (32704, 645960), (35040, 602896), (35770, 590592), (36912, 572320), (37376, 565215), (37632, 561370), (37681, 560640), (40880, 516768), (42924, 492160), (43064, 490560), (46140, 457856), (46720, 452172), (47040, 449096), (49056, 430640), (49216, 429240), (53655, 393728), (53760, 392959), (53830, 392448), (56064, 376810), (56137, 376320), (57232, 369120), (61320, 344512), (61520, 343392), (62720, 336822), (64596, 327040), (65408, 322980), (70080, 301448), (71540, 295296), (73824, 286160), (75264, 280685), (75362, 280320), (80745, 261632), (81760, 258384), (85848, 246080), (86128, 245280), (92280, 228928), (93440, 226086), (94080, 224548), (98112, 215320), (98432, 214620), (107310, 196864), (107660, 196224), (112128, 188405), (112274, 188160), (113043, 186880), (114464, 184560), (122640, 172256), (123040, 171696), (125440, 168411), (129192, 163520), (130816, 161490), (140160, 150724), (143080, 147648)]