408222720

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{2953}}^1$

素因数の和:2987

約数の個数: 176

約数和(自身を含む): 1451241120

約数和(自身を除く): 1043018400

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, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 2953, 3072, 3456, 3840, 4320, 4608, 5120, 5760, 5906, 6912, 7680, 8640, 8859, 9216, 11520, 11812, 13824, 14765, 15360, 17280, 17718, 23040, 23624, 26577, 27648, 29530, 34560, 35436, 44295, 46080, 47248, 53154, 59060, 69120, 70872, 79731, 88590, 94496, 106308, 118120, 132885, 138240, 141744, 159462, 177180, 188992, 212616, 236240, 265770, 283488, 318924, 354360, 377984, 398655, 425232, 472480, 531540, 566976, 637848, 708720, 755968, 797310, 850464, 944960, 1063080, 1133952, 1275696, 1417440, 1511936, 1594620, 1700928, 1889920, 2126160, 2267904, 2551392, 2834880, 3023872, 3189240, 3401856, 3779840, 4252320, 4535808, 5102784, 5669760, 6378480, 6803712, 7559680, 8504640, 9071616, 10205568, 11339520, 12756960, 13607424, 15119360, 17009280, 20411136, 22679040, 25513920, 27214848, 34018560, 40822272, 45358080, 51027840, 68037120, 81644544, 102055680, 136074240, 204111360, 408222720]

約数ペア:

[(1, 408222720), (2, 204111360), (3, 136074240), (4, 102055680), (5, 81644544), (6, 68037120), (8, 51027840), (9, 45358080), (10, 40822272), (12, 34018560), (15, 27214848), (16, 25513920), (18, 22679040), (20, 20411136), (24, 17009280), (27, 15119360), (30, 13607424), (32, 12756960), (36, 11339520), (40, 10205568), (45, 9071616), (48, 8504640), (54, 7559680), (60, 6803712), (64, 6378480), (72, 5669760), (80, 5102784), (90, 4535808), (96, 4252320), (108, 3779840), (120, 3401856), (128, 3189240), (135, 3023872), (144, 2834880), (160, 2551392), (180, 2267904), (192, 2126160), (216, 1889920), (240, 1700928), (256, 1594620), (270, 1511936), (288, 1417440), (320, 1275696), (360, 1133952), (384, 1063080), (432, 944960), (480, 850464), (512, 797310), (540, 755968), (576, 708720), (640, 637848), (720, 566976), (768, 531540), (864, 472480), (960, 425232), (1024, 398655), (1080, 377984), (1152, 354360), (1280, 318924), (1440, 283488), (1536, 265770), (1728, 236240), (1920, 212616), (2160, 188992), (2304, 177180), (2560, 159462), (2880, 141744), (2953, 138240), (3072, 132885), (3456, 118120), (3840, 106308), (4320, 94496), (4608, 88590), (5120, 79731), (5760, 70872), (5906, 69120), (6912, 59060), (7680, 53154), (8640, 47248), (8859, 46080), (9216, 44295), (11520, 35436), (11812, 34560), (13824, 29530), (14765, 27648), (15360, 26577), (17280, 23624), (17718, 23040)]