221736960

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{401}}^1$

素因数の和:439

約数の個数: 208

約数和(自身を含む): 790267680

約数和(自身を除く): 568530720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 401, 432, 480, 512, 540, 576, 640, 720, 768, 802, 864, 960, 1024, 1080, 1152, 1203, 1280, 1440, 1536, 1604, 1728, 1920, 2005, 2048, 2160, 2304, 2406, 2560, 2880, 3072, 3208, 3456, 3609, 3840, 4010, 4096, 4320, 4608, 4812, 5120, 5760, 6015, 6144, 6416, 6912, 7218, 7680, 8020, 8640, 9216, 9624, 10240, 10827, 11520, 12030, 12288, 12832, 13824, 14436, 15360, 16040, 17280, 18045, 18432, 19248, 20480, 21654, 23040, 24060, 25664, 27648, 28872, 30720, 32080, 34560, 36090, 36864, 38496, 43308, 46080, 48120, 51328, 54135, 55296, 57744, 61440, 64160, 69120, 72180, 76992, 86616, 92160, 96240, 102656, 108270, 110592, 115488, 128320, 138240, 144360, 153984, 173232, 184320, 192480, 205312, 216540, 230976, 256640, 276480, 288720, 307968, 346464, 384960, 410624, 433080, 461952, 513280, 552960, 577440, 615936, 692928, 769920, 821248, 866160, 923904, 1026560, 1154880, 1231872, 1385856, 1539840, 1642496, 1732320, 1847808, 2053120, 2309760, 2463744, 2771712, 3079680, 3464640, 3695616, 4106240, 4619520, 4927488, 5543424, 6159360, 6929280, 7391232, 8212480, 9239040, 11086848, 12318720, 13858560, 14782464, 18478080, 22173696, 24637440, 27717120, 36956160, 44347392, 55434240, 73912320, 110868480, 221736960]

約数ペア:

[(1, 221736960), (2, 110868480), (3, 73912320), (4, 55434240), (5, 44347392), (6, 36956160), (8, 27717120), (9, 24637440), (10, 22173696), (12, 18478080), (15, 14782464), (16, 13858560), (18, 12318720), (20, 11086848), (24, 9239040), (27, 8212480), (30, 7391232), (32, 6929280), (36, 6159360), (40, 5543424), (45, 4927488), (48, 4619520), (54, 4106240), (60, 3695616), (64, 3464640), (72, 3079680), (80, 2771712), (90, 2463744), (96, 2309760), (108, 2053120), (120, 1847808), (128, 1732320), (135, 1642496), (144, 1539840), (160, 1385856), (180, 1231872), (192, 1154880), (216, 1026560), (240, 923904), (256, 866160), (270, 821248), (288, 769920), (320, 692928), (360, 615936), (384, 577440), (401, 552960), (432, 513280), (480, 461952), (512, 433080), (540, 410624), (576, 384960), (640, 346464), (720, 307968), (768, 288720), (802, 276480), (864, 256640), (960, 230976), (1024, 216540), (1080, 205312), (1152, 192480), (1203, 184320), (1280, 173232), (1440, 153984), (1536, 144360), (1604, 138240), (1728, 128320), (1920, 115488), (2005, 110592), (2048, 108270), (2160, 102656), (2304, 96240), (2406, 92160), (2560, 86616), (2880, 76992), (3072, 72180), (3208, 69120), (3456, 64160), (3609, 61440), (3840, 57744), (4010, 55296), (4096, 54135), (4320, 51328), (4608, 48120), (4812, 46080), (5120, 43308), (5760, 38496), (6015, 36864), (6144, 36090), (6416, 34560), (6912, 32080), (7218, 30720), (7680, 28872), (8020, 27648), (8640, 25664), (9216, 24060), (9624, 23040), (10240, 21654), (10827, 20480), (11520, 19248), (12030, 18432), (12288, 18045), (12832, 17280), (13824, 16040), (14436, 15360)]