213104640

素因数分解:

$2^{11}\times 3^1\times 5^1\times 7^1\times {\mathrm{991}}^1$

素因数の和:1028

約数の個数: 192

約数和(自身を含む): 779950080

約数和(自身を除く): 566845440

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 991, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 1982, 2048, 2240, 2560, 2688, 2973, 3072, 3360, 3584, 3840, 3964, 4480, 4955, 5120, 5376, 5946, 6144, 6720, 6937, 7168, 7680, 7928, 8960, 9910, 10240, 10752, 11892, 13440, 13874, 14336, 14865, 15360, 15856, 17920, 19820, 20811, 21504, 23784, 26880, 27748, 29730, 30720, 31712, 34685, 35840, 39640, 41622, 43008, 47568, 53760, 55496, 59460, 63424, 69370, 71680, 79280, 83244, 95136, 104055, 107520, 110992, 118920, 126848, 138740, 158560, 166488, 190272, 208110, 215040, 221984, 237840, 253696, 277480, 317120, 332976, 380544, 416220, 443968, 475680, 507392, 554960, 634240, 665952, 761088, 832440, 887936, 951360, 1014784, 1109920, 1268480, 1331904, 1522176, 1664880, 1775872, 1902720, 2029568, 2219840, 2536960, 2663808, 3044352, 3329760, 3551744, 3805440, 4439680, 5073920, 5327616, 6088704, 6659520, 7103488, 7610880, 8879360, 10147840, 10655232, 13319040, 14206976, 15221760, 17758720, 21310464, 26638080, 30443520, 35517440, 42620928, 53276160, 71034880, 106552320, 213104640]

約数ペア:

[(1, 213104640), (2, 106552320), (3, 71034880), (4, 53276160), (5, 42620928), (6, 35517440), (7, 30443520), (8, 26638080), (10, 21310464), (12, 17758720), (14, 15221760), (15, 14206976), (16, 13319040), (20, 10655232), (21, 10147840), (24, 8879360), (28, 7610880), (30, 7103488), (32, 6659520), (35, 6088704), (40, 5327616), (42, 5073920), (48, 4439680), (56, 3805440), (60, 3551744), (64, 3329760), (70, 3044352), (80, 2663808), (84, 2536960), (96, 2219840), (105, 2029568), (112, 1902720), (120, 1775872), (128, 1664880), (140, 1522176), (160, 1331904), (168, 1268480), (192, 1109920), (210, 1014784), (224, 951360), (240, 887936), (256, 832440), (280, 761088), (320, 665952), (336, 634240), (384, 554960), (420, 507392), (448, 475680), (480, 443968), (512, 416220), (560, 380544), (640, 332976), (672, 317120), (768, 277480), (840, 253696), (896, 237840), (960, 221984), (991, 215040), (1024, 208110), (1120, 190272), (1280, 166488), (1344, 158560), (1536, 138740), (1680, 126848), (1792, 118920), (1920, 110992), (1982, 107520), (2048, 104055), (2240, 95136), (2560, 83244), (2688, 79280), (2973, 71680), (3072, 69370), (3360, 63424), (3584, 59460), (3840, 55496), (3964, 53760), (4480, 47568), (4955, 43008), (5120, 41622), (5376, 39640), (5946, 35840), (6144, 34685), (6720, 31712), (6937, 30720), (7168, 29730), (7680, 27748), (7928, 26880), (8960, 23784), (9910, 21504), (10240, 20811), (10752, 19820), (11892, 17920), (13440, 15856), (13874, 15360), (14336, 14865)]