21757639680

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{67453}}^1$

素因数の和:67491

約数の個数: 264

約数和(自身を含む): 86160882912

約数和(自身を除く): 64403243232

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, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5120, 5376, 5760, 6720, 7168, 7680, 8064, 8960, 9216, 10080, 10752, 11520, 13440, 15360, 16128, 17920, 20160, 21504, 23040, 26880, 32256, 35840, 40320, 46080, 53760, 64512, 67453, 80640, 107520, 134906, 161280, 202359, 269812, 322560, 337265, 404718, 472171, 539624, 607077, 674530, 809436, 944342, 1011795, 1079248, 1214154, 1349060, 1416513, 1618872, 1888684, 2023590, 2158496, 2360855, 2428308, 2698120, 2833026, 3035385, 3237744, 3777368, 4047180, 4249539, 4316992, 4721710, 4856616, 5396240, 5666052, 6070770, 6475488, 7082565, 7554736, 8094360, 8499078, 8633984, 9443420, 9713232, 10792480, 11332104, 12141540, 12950976, 14165130, 15109472, 16188720, 16998156, 17267968, 18886840, 19426464, 21247695, 21584960, 22664208, 24283080, 25901952, 28330260, 30218944, 32377440, 33996312, 34535936, 37773680, 38852928, 42495390, 43169920, 45328416, 48566160, 51803904, 56660520, 60437888, 64754880, 67992624, 69071872, 75547360, 77705856, 84990780, 86339840, 90656832, 97132320, 103607808, 113321040, 120875776, 129509760, 135985248, 151094720, 155411712, 169981560, 172679680, 181313664, 194264640, 207215616, 226642080, 241751552, 259019520, 271970496, 302189440, 310823424, 339963120, 345359360, 362627328, 388529280, 453284160, 483503104, 518039040, 543940992, 604378880, 621646848, 679926240, 725254656, 777058560, 906568320, 1036078080, 1087881984, 1208757760, 1359852480, 1450509312, 1554117120, 1813136640, 2175763968, 2417515520, 2719704960, 3108234240, 3626273280, 4351527936, 5439409920, 7252546560, 10878819840, 21757639680]

約数ペア:

[(1, 21757639680), (2, 10878819840), (3, 7252546560), (4, 5439409920), (5, 4351527936), (6, 3626273280), (7, 3108234240), (8, 2719704960), (9, 2417515520), (10, 2175763968), (12, 1813136640), (14, 1554117120), (15, 1450509312), (16, 1359852480), (18, 1208757760), (20, 1087881984), (21, 1036078080), (24, 906568320), (28, 777058560), (30, 725254656), (32, 679926240), (35, 621646848), (36, 604378880), (40, 543940992), (42, 518039040), (45, 483503104), (48, 453284160), (56, 388529280), (60, 362627328), (63, 345359360), (64, 339963120), (70, 310823424), (72, 302189440), (80, 271970496), (84, 259019520), (90, 241751552), (96, 226642080), (105, 207215616), (112, 194264640), (120, 181313664), (126, 172679680), (128, 169981560), (140, 155411712), (144, 151094720), (160, 135985248), (168, 129509760), (180, 120875776), (192, 113321040), (210, 103607808), (224, 97132320), (240, 90656832), (252, 86339840), (256, 84990780), (280, 77705856), (288, 75547360), (315, 69071872), (320, 67992624), (336, 64754880), (360, 60437888), (384, 56660520), (420, 51803904), (448, 48566160), (480, 45328416), (504, 43169920), (512, 42495390), (560, 38852928), (576, 37773680), (630, 34535936), (640, 33996312), (672, 32377440), (720, 30218944), (768, 28330260), (840, 25901952), (896, 24283080), (960, 22664208), (1008, 21584960), (1024, 21247695), (1120, 19426464), (1152, 18886840), (1260, 17267968), (1280, 16998156), (1344, 16188720), (1440, 15109472), (1536, 14165130), (1680, 12950976), (1792, 12141540), (1920, 11332104), (2016, 10792480), (2240, 9713232), (2304, 9443420), (2520, 8633984), (2560, 8499078), (2688, 8094360), (2880, 7554736), (3072, 7082565), (3360, 6475488), (3584, 6070770), (3840, 5666052), (4032, 5396240), (4480, 4856616), (4608, 4721710), (5040, 4316992), (5120, 4249539), (5376, 4047180), (5760, 3777368), (6720, 3237744), (7168, 3035385), (7680, 2833026), (8064, 2698120), (8960, 2428308), (9216, 2360855), (10080, 2158496), (10752, 2023590), (11520, 1888684), (13440, 1618872), (15360, 1416513), (16128, 1349060), (17920, 1214154), (20160, 1079248), (21504, 1011795), (23040, 944342), (26880, 809436), (32256, 674530), (35840, 607077), (40320, 539624), (46080, 472171), (53760, 404718), (64512, 337265), (67453, 322560), (80640, 269812), (107520, 202359), (134906, 161280)]