21149210880

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1609}}^1$

素因数の和:1806

約数の個数: 432

約数和(自身を含む): 84192850560

約数和(自身を除く): 63043639680

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, 163, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 326, 336, 360, 384, 420, 448, 480, 489, 504, 560, 576, 630, 640, 652, 672, 720, 768, 815, 840, 896, 960, 978, 1008, 1120, 1141, 1152, 1260, 1280, 1304, 1344, 1440, 1467, 1609, 1630, 1680, 1792, 1920, 1956, 2016, 2240, 2282, 2304, 2445, 2520, 2608, 2688, 2880, 2934, 3218, 3260, 3360, 3423, 3840, 3912, 4032, 4480, 4564, 4827, 4890, 5040, 5216, 5376, 5705, 5760, 5868, 6436, 6520, 6720, 6846, 7335, 7824, 8045, 8064, 8960, 9128, 9654, 9780, 10080, 10269, 10432, 11263, 11410, 11520, 11736, 12872, 13040, 13440, 13692, 14481, 14670, 15648, 16090, 16128, 17115, 18256, 19308, 19560, 20160, 20538, 20864, 22526, 22820, 23472, 24135, 25744, 26080, 26880, 27384, 28962, 29340, 31296, 32180, 33789, 34230, 36512, 38616, 39120, 40320, 41076, 41728, 45052, 45640, 46944, 48270, 51345, 51488, 52160, 54768, 56315, 57924, 58680, 62592, 64360, 67578, 68460, 72405, 73024, 77232, 78240, 80640, 82152, 90104, 91280, 93888, 96540, 101367, 102690, 102976, 104320, 109536, 112630, 115848, 117360, 125184, 128720, 135156, 136920, 144810, 146048, 154464, 156480, 164304, 168945, 180208, 182560, 187776, 193080, 202734, 205380, 205952, 208640, 219072, 225260, 231696, 234720, 257440, 262267, 270312, 273840, 289620, 292096, 308928, 312960, 328608, 337890, 360416, 365120, 375552, 386160, 405468, 410760, 411904, 438144, 450520, 463392, 469440, 506835, 514880, 524534, 540624, 547680, 579240, 617856, 625920, 657216, 675780, 720832, 730240, 772320, 786801, 810936, 821520, 876288, 901040, 926784, 938880, 1013670, 1029760, 1049068, 1081248, 1095360, 1158480, 1235712, 1311335, 1314432, 1351560, 1441664, 1460480, 1544640, 1573602, 1621872, 1643040, 1802080, 1835869, 1853568, 1877760, 2027340, 2059520, 2098136, 2162496, 2190720, 2316960, 2360403, 2622670, 2628864, 2703120, 2883328, 3089280, 3147204, 3243744, 3286080, 3604160, 3671738, 3707136, 3934005, 4054680, 4196272, 4324992, 4381440, 4633920, 4720806, 5245340, 5406240, 5507607, 6178560, 6294408, 6487488, 6572160, 7208320, 7343476, 7868010, 8109360, 8392544, 8649984, 9179345, 9267840, 9441612, 10490680, 10812480, 11015214, 11802015, 12588816, 12974976, 13144320, 14416640, 14686952, 15736020, 16218720, 16522821, 16785088, 18358690, 18535680, 18883224, 20981360, 21624960, 22030428, 23604030, 25177632, 25949952, 27538035, 29373904, 31472040, 32437440, 33045642, 33570176, 36717380, 37766448, 41962720, 43249920, 44060856, 47208060, 50355264, 55076070, 58747808, 62944080, 64874880, 66091284, 67140352, 73434760, 75532896, 82614105, 83925440, 88121712, 94416120, 100710528, 110152140, 117495616, 125888160, 129749760, 132182568, 146869520, 151065792, 165228210, 167850880, 176243424, 188832240, 201421056, 220304280, 234991232, 251776320, 264365136, 293739040, 302131584, 330456420, 335701760, 352486848, 377664480, 440608560, 469982464, 503552640, 528730272, 587478080, 604263168, 660912840, 704973696, 755328960, 881217120, 1007105280, 1057460544, 1174956160, 1321825680, 1409947392, 1510657920, 1762434240, 2114921088, 2349912320, 2643651360, 3021315840, 3524868480, 4229842176, 5287302720, 7049736960, 10574605440, 21149210880]

約数ペア:

[(1, 21149210880), (2, 10574605440), (3, 7049736960), (4, 5287302720), (5, 4229842176), (6, 3524868480), (7, 3021315840), (8, 2643651360), (9, 2349912320), (10, 2114921088), (12, 1762434240), (14, 1510657920), (15, 1409947392), (16, 1321825680), (18, 1174956160), (20, 1057460544), (21, 1007105280), (24, 881217120), (28, 755328960), (30, 704973696), (32, 660912840), (35, 604263168), (36, 587478080), (40, 528730272), (42, 503552640), (45, 469982464), (48, 440608560), (56, 377664480), (60, 352486848), (63, 335701760), (64, 330456420), (70, 302131584), (72, 293739040), (80, 264365136), (84, 251776320), (90, 234991232), (96, 220304280), (105, 201421056), (112, 188832240), (120, 176243424), (126, 167850880), (128, 165228210), (140, 151065792), (144, 146869520), (160, 132182568), (163, 129749760), (168, 125888160), (180, 117495616), (192, 110152140), (210, 100710528), (224, 94416120), (240, 88121712), (252, 83925440), (256, 82614105), (280, 75532896), (288, 73434760), (315, 67140352), (320, 66091284), (326, 64874880), (336, 62944080), (360, 58747808), (384, 55076070), (420, 50355264), (448, 47208060), (480, 44060856), (489, 43249920), (504, 41962720), (560, 37766448), (576, 36717380), (630, 33570176), (640, 33045642), (652, 32437440), (672, 31472040), (720, 29373904), (768, 27538035), (815, 25949952), (840, 25177632), (896, 23604030), (960, 22030428), (978, 21624960), (1008, 20981360), (1120, 18883224), (1141, 18535680), (1152, 18358690), (1260, 16785088), (1280, 16522821), (1304, 16218720), (1344, 15736020), (1440, 14686952), (1467, 14416640), (1609, 13144320), (1630, 12974976), (1680, 12588816), (1792, 11802015), (1920, 11015214), (1956, 10812480), (2016, 10490680), (2240, 9441612), (2282, 9267840), (2304, 9179345), (2445, 8649984), (2520, 8392544), (2608, 8109360), (2688, 7868010), (2880, 7343476), (2934, 7208320), (3218, 6572160), (3260, 6487488), (3360, 6294408), (3423, 6178560), (3840, 5507607), (3912, 5406240), (4032, 5245340), (4480, 4720806), (4564, 4633920), (4827, 4381440), (4890, 4324992), (5040, 4196272), (5216, 4054680), (5376, 3934005), (5705, 3707136), (5760, 3671738), (5868, 3604160), (6436, 3286080), (6520, 3243744), (6720, 3147204), (6846, 3089280), (7335, 2883328), (7824, 2703120), (8045, 2628864), (8064, 2622670), (8960, 2360403), (9128, 2316960), (9654, 2190720), (9780, 2162496), (10080, 2098136), (10269, 2059520), (10432, 2027340), (11263, 1877760), (11410, 1853568), (11520, 1835869), (11736, 1802080), (12872, 1643040), (13040, 1621872), (13440, 1573602), (13692, 1544640), (14481, 1460480), (14670, 1441664), (15648, 1351560), (16090, 1314432), (16128, 1311335), (17115, 1235712), (18256, 1158480), (19308, 1095360), (19560, 1081248), (20160, 1049068), (20538, 1029760), (20864, 1013670), (22526, 938880), (22820, 926784), (23472, 901040), (24135, 876288), (25744, 821520), (26080, 810936), (26880, 786801), (27384, 772320), (28962, 730240), (29340, 720832), (31296, 675780), (32180, 657216), (33789, 625920), (34230, 617856), (36512, 579240), (38616, 547680), (39120, 540624), (40320, 524534), (41076, 514880), (41728, 506835), (45052, 469440), (45640, 463392), (46944, 450520), (48270, 438144), (51345, 411904), (51488, 410760), (52160, 405468), (54768, 386160), (56315, 375552), (57924, 365120), (58680, 360416), (62592, 337890), (64360, 328608), (67578, 312960), (68460, 308928), (72405, 292096), (73024, 289620), (77232, 273840), (78240, 270312), (80640, 262267), (82152, 257440), (90104, 234720), (91280, 231696), (93888, 225260), (96540, 219072), (101367, 208640), (102690, 205952), (102976, 205380), (104320, 202734), (109536, 193080), (112630, 187776), (115848, 182560), (117360, 180208), (125184, 168945), (128720, 164304), (135156, 156480), (136920, 154464), (144810, 146048)]