161326080

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 220

約数和(自身を含む): 579587580

約数和(自身を除く): 418261500

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, 389, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 778, 810, 864, 960, 1024, 1080, 1152, 1167, 1280, 1296, 1440, 1536, 1556, 1620, 1728, 1920, 1945, 2160, 2304, 2334, 2560, 2592, 2880, 3072, 3112, 3240, 3456, 3501, 3840, 3890, 4320, 4608, 4668, 5120, 5184, 5760, 5835, 6224, 6480, 6912, 7002, 7680, 7780, 8640, 9216, 9336, 10368, 10503, 11520, 11670, 12448, 12960, 13824, 14004, 15360, 15560, 17280, 17505, 18672, 20736, 21006, 23040, 23340, 24896, 25920, 27648, 28008, 31120, 31509, 34560, 35010, 37344, 41472, 42012, 46080, 46680, 49792, 51840, 52515, 56016, 62240, 63018, 69120, 70020, 74688, 82944, 84024, 93360, 99584, 103680, 105030, 112032, 124480, 126036, 138240, 140040, 149376, 157545, 168048, 186720, 199168, 207360, 210060, 224064, 248960, 252072, 280080, 298752, 315090, 336096, 373440, 398336, 414720, 420120, 448128, 497920, 504144, 560160, 597504, 630180, 672192, 746880, 840240, 896256, 995840, 1008288, 1120320, 1195008, 1260360, 1344384, 1493760, 1680480, 1792512, 1991680, 2016576, 2240640, 2520720, 2688768, 2987520, 3360960, 3585024, 4033152, 4481280, 5041440, 5377536, 5975040, 6721920, 8066304, 8962560, 10082880, 10755072, 13443840, 16132608, 17925120, 20165760, 26887680, 32265216, 40331520, 53775360, 80663040, 161326080]

約数ペア:

[(1, 161326080), (2, 80663040), (3, 53775360), (4, 40331520), (5, 32265216), (6, 26887680), (8, 20165760), (9, 17925120), (10, 16132608), (12, 13443840), (15, 10755072), (16, 10082880), (18, 8962560), (20, 8066304), (24, 6721920), (27, 5975040), (30, 5377536), (32, 5041440), (36, 4481280), (40, 4033152), (45, 3585024), (48, 3360960), (54, 2987520), (60, 2688768), (64, 2520720), (72, 2240640), (80, 2016576), (81, 1991680), (90, 1792512), (96, 1680480), (108, 1493760), (120, 1344384), (128, 1260360), (135, 1195008), (144, 1120320), (160, 1008288), (162, 995840), (180, 896256), (192, 840240), (216, 746880), (240, 672192), (256, 630180), (270, 597504), (288, 560160), (320, 504144), (324, 497920), (360, 448128), (384, 420120), (389, 414720), (405, 398336), (432, 373440), (480, 336096), (512, 315090), (540, 298752), (576, 280080), (640, 252072), (648, 248960), (720, 224064), (768, 210060), (778, 207360), (810, 199168), (864, 186720), (960, 168048), (1024, 157545), (1080, 149376), (1152, 140040), (1167, 138240), (1280, 126036), (1296, 124480), (1440, 112032), (1536, 105030), (1556, 103680), (1620, 99584), (1728, 93360), (1920, 84024), (1945, 82944), (2160, 74688), (2304, 70020), (2334, 69120), (2560, 63018), (2592, 62240), (2880, 56016), (3072, 52515), (3112, 51840), (3240, 49792), (3456, 46680), (3501, 46080), (3840, 42012), (3890, 41472), (4320, 37344), (4608, 35010), (4668, 34560), (5120, 31509), (5184, 31120), (5760, 28008), (5835, 27648), (6224, 25920), (6480, 24896), (6912, 23340), (7002, 23040), (7680, 21006), (7780, 20736), (8640, 18672), (9216, 17505), (9336, 17280), (10368, 15560), (10503, 15360), (11520, 14004), (11670, 13824), (12448, 12960)]