208604160

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{503}}^1$

素因数の和:540

約数の個数: 220

約数和(自身を含む): 749005488

約数和(自身を除く): 540401328

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, 405, 432, 480, 503, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1006, 1024, 1080, 1152, 1280, 1296, 1440, 1509, 1536, 1620, 1728, 1920, 2012, 2160, 2304, 2515, 2560, 2592, 2880, 3018, 3072, 3240, 3456, 3840, 4024, 4320, 4527, 4608, 5030, 5120, 5184, 5760, 6036, 6480, 6912, 7545, 7680, 8048, 8640, 9054, 9216, 10060, 10368, 11520, 12072, 12960, 13581, 13824, 15090, 15360, 16096, 17280, 18108, 20120, 20736, 22635, 23040, 24144, 25920, 27162, 27648, 30180, 32192, 34560, 36216, 40240, 40743, 41472, 45270, 46080, 48288, 51840, 54324, 60360, 64384, 67905, 69120, 72432, 80480, 81486, 82944, 90540, 96576, 103680, 108648, 120720, 128768, 135810, 138240, 144864, 160960, 162972, 181080, 193152, 203715, 207360, 217296, 241440, 257536, 271620, 289728, 321920, 325944, 362160, 386304, 407430, 414720, 434592, 482880, 515072, 543240, 579456, 643840, 651888, 724320, 772608, 814860, 869184, 965760, 1086480, 1158912, 1287680, 1303776, 1448640, 1545216, 1629720, 1738368, 1931520, 2172960, 2317824, 2575360, 2607552, 2897280, 3259440, 3476736, 3863040, 4345920, 4635648, 5215104, 5794560, 6518880, 6953472, 7726080, 8691840, 10430208, 11589120, 13037760, 13906944, 17383680, 20860416, 23178240, 26075520, 34767360, 41720832, 52151040, 69534720, 104302080, 208604160]

約数ペア:

[(1, 208604160), (2, 104302080), (3, 69534720), (4, 52151040), (5, 41720832), (6, 34767360), (8, 26075520), (9, 23178240), (10, 20860416), (12, 17383680), (15, 13906944), (16, 13037760), (18, 11589120), (20, 10430208), (24, 8691840), (27, 7726080), (30, 6953472), (32, 6518880), (36, 5794560), (40, 5215104), (45, 4635648), (48, 4345920), (54, 3863040), (60, 3476736), (64, 3259440), (72, 2897280), (80, 2607552), (81, 2575360), (90, 2317824), (96, 2172960), (108, 1931520), (120, 1738368), (128, 1629720), (135, 1545216), (144, 1448640), (160, 1303776), (162, 1287680), (180, 1158912), (192, 1086480), (216, 965760), (240, 869184), (256, 814860), (270, 772608), (288, 724320), (320, 651888), (324, 643840), (360, 579456), (384, 543240), (405, 515072), (432, 482880), (480, 434592), (503, 414720), (512, 407430), (540, 386304), (576, 362160), (640, 325944), (648, 321920), (720, 289728), (768, 271620), (810, 257536), (864, 241440), (960, 217296), (1006, 207360), (1024, 203715), (1080, 193152), (1152, 181080), (1280, 162972), (1296, 160960), (1440, 144864), (1509, 138240), (1536, 135810), (1620, 128768), (1728, 120720), (1920, 108648), (2012, 103680), (2160, 96576), (2304, 90540), (2515, 82944), (2560, 81486), (2592, 80480), (2880, 72432), (3018, 69120), (3072, 67905), (3240, 64384), (3456, 60360), (3840, 54324), (4024, 51840), (4320, 48288), (4527, 46080), (4608, 45270), (5030, 41472), (5120, 40743), (5184, 40240), (5760, 36216), (6036, 34560), (6480, 32192), (6912, 30180), (7545, 27648), (7680, 27162), (8048, 25920), (8640, 24144), (9054, 23040), (9216, 22635), (10060, 20736), (10368, 20120), (11520, 18108), (12072, 17280), (12960, 16096), (13581, 15360), (13824, 15090)]