20621744640

素因数分解:

$2^9\times 3^4\times 5^1\times 7^1\times {\mathrm{14207}}^1$

素因数の和:14249

約数の個数: 400

約数和(自身を含む): 84418025472

約数和(自身を除く): 63796280832

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, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 504, 512, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 768, 810, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1134, 1152, 1260, 1280, 1296, 1344, 1440, 1512, 1536, 1620, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2268, 2304, 2520, 2560, 2592, 2688, 2835, 2880, 3024, 3240, 3360, 3456, 3584, 3780, 3840, 4032, 4320, 4480, 4536, 4608, 5040, 5184, 5376, 5670, 5760, 6048, 6480, 6720, 6912, 7560, 7680, 8064, 8640, 8960, 9072, 10080, 10368, 10752, 11340, 11520, 12096, 12960, 13440, 13824, 14207, 15120, 16128, 17280, 17920, 18144, 20160, 20736, 22680, 23040, 24192, 25920, 26880, 28414, 30240, 32256, 34560, 36288, 40320, 41472, 42621, 45360, 48384, 51840, 53760, 56828, 60480, 69120, 71035, 72576, 80640, 85242, 90720, 96768, 99449, 103680, 113656, 120960, 127863, 142070, 145152, 161280, 170484, 181440, 198898, 207360, 213105, 227312, 241920, 255726, 284140, 290304, 298347, 340968, 362880, 383589, 397796, 426210, 454624, 483840, 497245, 511452, 568280, 596694, 639315, 681936, 725760, 767178, 795592, 852420, 895041, 909248, 994490, 1022904, 1136560, 1150767, 1193388, 1278630, 1363872, 1451520, 1491735, 1534356, 1591184, 1704840, 1790082, 1818496, 1917945, 1988980, 2045808, 2273120, 2301534, 2386776, 2557260, 2685123, 2727744, 2983470, 3068712, 3182368, 3409680, 3580164, 3636992, 3835890, 3977960, 4091616, 4475205, 4546240, 4603068, 4773552, 5114520, 5370246, 5455488, 5753835, 5966940, 6137424, 6364736, 6819360, 7160328, 7273984, 7671780, 7955920, 8055369, 8183232, 8950410, 9092480, 9206136, 9547104, 10229040, 10740492, 10910976, 11507670, 11933880, 12274848, 12729472, 13425615, 13638720, 14320656, 15343560, 15911840, 16110738, 16366464, 17900820, 18184960, 18412272, 19094208, 20458080, 21480984, 21821952, 23015340, 23867760, 24549696, 25458944, 26851230, 27277440, 28641312, 30687120, 31823680, 32221476, 32732928, 35801640, 36369920, 36824544, 38188416, 40276845, 40916160, 42961968, 46030680, 47735520, 49099392, 50917888, 53702460, 54554880, 57282624, 61374240, 63647360, 64442952, 65465856, 71603280, 73649088, 76376832, 80553690, 81832320, 85923936, 92061360, 95471040, 98198784, 107404920, 109109760, 114565248, 122748480, 127294720, 128885904, 143206560, 147298176, 152753664, 161107380, 163664640, 171847872, 184122720, 190942080, 196397568, 214809840, 229130496, 245496960, 254589440, 257771808, 286413120, 294596352, 322214760, 327329280, 343695744, 368245440, 381884160, 429619680, 458260992, 490993920, 515543616, 572826240, 589192704, 644429520, 687391488, 736490880, 763768320, 859239360, 981987840, 1031087232, 1145652480, 1288859040, 1374782976, 1472981760, 1718478720, 2062174464, 2291304960, 2577718080, 2945963520, 3436957440, 4124348928, 5155436160, 6873914880, 10310872320, 20621744640]

約数ペア:

[(1, 20621744640), (2, 10310872320), (3, 6873914880), (4, 5155436160), (5, 4124348928), (6, 3436957440), (7, 2945963520), (8, 2577718080), (9, 2291304960), (10, 2062174464), (12, 1718478720), (14, 1472981760), (15, 1374782976), (16, 1288859040), (18, 1145652480), (20, 1031087232), (21, 981987840), (24, 859239360), (27, 763768320), (28, 736490880), (30, 687391488), (32, 644429520), (35, 589192704), (36, 572826240), (40, 515543616), (42, 490993920), (45, 458260992), (48, 429619680), (54, 381884160), (56, 368245440), (60, 343695744), (63, 327329280), (64, 322214760), (70, 294596352), (72, 286413120), (80, 257771808), (81, 254589440), (84, 245496960), (90, 229130496), (96, 214809840), (105, 196397568), (108, 190942080), (112, 184122720), (120, 171847872), (126, 163664640), (128, 161107380), (135, 152753664), (140, 147298176), (144, 143206560), (160, 128885904), (162, 127294720), (168, 122748480), (180, 114565248), (189, 109109760), (192, 107404920), (210, 98198784), (216, 95471040), (224, 92061360), (240, 85923936), (252, 81832320), (256, 80553690), (270, 76376832), (280, 73649088), (288, 71603280), (315, 65465856), (320, 64442952), (324, 63647360), (336, 61374240), (360, 57282624), (378, 54554880), (384, 53702460), (405, 50917888), (420, 49099392), (432, 47735520), (448, 46030680), (480, 42961968), (504, 40916160), (512, 40276845), (540, 38188416), (560, 36824544), (567, 36369920), (576, 35801640), (630, 32732928), (640, 32221476), (648, 31823680), (672, 30687120), (720, 28641312), (756, 27277440), (768, 26851230), (810, 25458944), (840, 24549696), (864, 23867760), (896, 23015340), (945, 21821952), (960, 21480984), (1008, 20458080), (1080, 19094208), (1120, 18412272), (1134, 18184960), (1152, 17900820), (1260, 16366464), (1280, 16110738), (1296, 15911840), (1344, 15343560), (1440, 14320656), (1512, 13638720), (1536, 13425615), (1620, 12729472), (1680, 12274848), (1728, 11933880), (1792, 11507670), (1890, 10910976), (1920, 10740492), (2016, 10229040), (2160, 9547104), (2240, 9206136), (2268, 9092480), (2304, 8950410), (2520, 8183232), (2560, 8055369), (2592, 7955920), (2688, 7671780), (2835, 7273984), (2880, 7160328), (3024, 6819360), (3240, 6364736), (3360, 6137424), (3456, 5966940), (3584, 5753835), (3780, 5455488), (3840, 5370246), (4032, 5114520), (4320, 4773552), (4480, 4603068), (4536, 4546240), (4608, 4475205), (5040, 4091616), (5184, 3977960), (5376, 3835890), (5670, 3636992), (5760, 3580164), (6048, 3409680), (6480, 3182368), (6720, 3068712), (6912, 2983470), (7560, 2727744), (7680, 2685123), (8064, 2557260), (8640, 2386776), (8960, 2301534), (9072, 2273120), (10080, 2045808), (10368, 1988980), (10752, 1917945), (11340, 1818496), (11520, 1790082), (12096, 1704840), (12960, 1591184), (13440, 1534356), (13824, 1491735), (14207, 1451520), (15120, 1363872), (16128, 1278630), (17280, 1193388), (17920, 1150767), (18144, 1136560), (20160, 1022904), (20736, 994490), (22680, 909248), (23040, 895041), (24192, 852420), (25920, 795592), (26880, 767178), (28414, 725760), (30240, 681936), (32256, 639315), (34560, 596694), (36288, 568280), (40320, 511452), (41472, 497245), (42621, 483840), (45360, 454624), (48384, 426210), (51840, 397796), (53760, 383589), (56828, 362880), (60480, 340968), (69120, 298347), (71035, 290304), (72576, 284140), (80640, 255726), (85242, 241920), (90720, 227312), (96768, 213105), (99449, 207360), (103680, 198898), (113656, 181440), (120960, 170484), (127863, 161280), (142070, 145152)]