665210880

素因数分解:

$2^{12}\times 3^4\times 5^1\times {\mathrm{401}}^1$

素因数の和:442

約数の個数: 260

約数和(自身を含む): 2390559732

約数和(自身を除く): 1725348852

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 401, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 802, 810, 864, 960, 1024, 1080, 1152, 1203, 1280, 1296, 1440, 1536, 1604, 1620, 1728, 1920, 2005, 2048, 2160, 2304, 2406, 2560, 2592, 2880, 3072, 3208, 3240, 3456, 3609, 3840, 4010, 4096, 4320, 4608, 4812, 5120, 5184, 5760, 6015, 6144, 6416, 6480, 6912, 7218, 7680, 8020, 8640, 9216, 9624, 10240, 10368, 10827, 11520, 12030, 12288, 12832, 12960, 13824, 14436, 15360, 16040, 17280, 18045, 18432, 19248, 20480, 20736, 21654, 23040, 24060, 25664, 25920, 27648, 28872, 30720, 32080, 32481, 34560, 36090, 36864, 38496, 41472, 43308, 46080, 48120, 51328, 51840, 54135, 55296, 57744, 61440, 64160, 64962, 69120, 72180, 76992, 82944, 86616, 92160, 96240, 102656, 103680, 108270, 110592, 115488, 128320, 129924, 138240, 144360, 153984, 162405, 165888, 173232, 184320, 192480, 205312, 207360, 216540, 230976, 256640, 259848, 276480, 288720, 307968, 324810, 331776, 346464, 384960, 410624, 414720, 433080, 461952, 513280, 519696, 552960, 577440, 615936, 649620, 692928, 769920, 821248, 829440, 866160, 923904, 1026560, 1039392, 1154880, 1231872, 1299240, 1385856, 1539840, 1642496, 1658880, 1732320, 1847808, 2053120, 2078784, 2309760, 2463744, 2598480, 2771712, 3079680, 3464640, 3695616, 4106240, 4157568, 4619520, 4927488, 5196960, 5543424, 6159360, 6929280, 7391232, 8212480, 8315136, 9239040, 10393920, 11086848, 12318720, 13858560, 14782464, 16630272, 18478080, 20787840, 22173696, 24637440, 27717120, 33260544, 36956160, 41575680, 44347392, 55434240, 66521088, 73912320, 83151360, 110868480, 133042176, 166302720, 221736960, 332605440, 665210880]

約数ペア:

[(1, 665210880), (2, 332605440), (3, 221736960), (4, 166302720), (5, 133042176), (6, 110868480), (8, 83151360), (9, 73912320), (10, 66521088), (12, 55434240), (15, 44347392), (16, 41575680), (18, 36956160), (20, 33260544), (24, 27717120), (27, 24637440), (30, 22173696), (32, 20787840), (36, 18478080), (40, 16630272), (45, 14782464), (48, 13858560), (54, 12318720), (60, 11086848), (64, 10393920), (72, 9239040), (80, 8315136), (81, 8212480), (90, 7391232), (96, 6929280), (108, 6159360), (120, 5543424), (128, 5196960), (135, 4927488), (144, 4619520), (160, 4157568), (162, 4106240), (180, 3695616), (192, 3464640), (216, 3079680), (240, 2771712), (256, 2598480), (270, 2463744), (288, 2309760), (320, 2078784), (324, 2053120), (360, 1847808), (384, 1732320), (401, 1658880), (405, 1642496), (432, 1539840), (480, 1385856), (512, 1299240), (540, 1231872), (576, 1154880), (640, 1039392), (648, 1026560), (720, 923904), (768, 866160), (802, 829440), (810, 821248), (864, 769920), (960, 692928), (1024, 649620), (1080, 615936), (1152, 577440), (1203, 552960), (1280, 519696), (1296, 513280), (1440, 461952), (1536, 433080), (1604, 414720), (1620, 410624), (1728, 384960), (1920, 346464), (2005, 331776), (2048, 324810), (2160, 307968), (2304, 288720), (2406, 276480), (2560, 259848), (2592, 256640), (2880, 230976), (3072, 216540), (3208, 207360), (3240, 205312), (3456, 192480), (3609, 184320), (3840, 173232), (4010, 165888), (4096, 162405), (4320, 153984), (4608, 144360), (4812, 138240), (5120, 129924), (5184, 128320), (5760, 115488), (6015, 110592), (6144, 108270), (6416, 103680), (6480, 102656), (6912, 96240), (7218, 92160), (7680, 86616), (8020, 82944), (8640, 76992), (9216, 72180), (9624, 69120), (10240, 64962), (10368, 64160), (10827, 61440), (11520, 57744), (12030, 55296), (12288, 54135), (12832, 51840), (12960, 51328), (13824, 48120), (14436, 46080), (15360, 43308), (16040, 41472), (17280, 38496), (18045, 36864), (18432, 36090), (19248, 34560), (20480, 32481), (20736, 32080), (21654, 30720), (23040, 28872), (24060, 27648), (25664, 25920)]