420802560

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{761}}^1$

素因数の和:799

約数の個数: 208

約数和(自身を含む): 1497970080

約数和(自身を除く): 1077167520

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, 761, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1522, 1536, 1728, 1920, 2048, 2160, 2283, 2304, 2560, 2880, 3044, 3072, 3456, 3805, 3840, 4096, 4320, 4566, 4608, 5120, 5760, 6088, 6144, 6849, 6912, 7610, 7680, 8640, 9132, 9216, 10240, 11415, 11520, 12176, 12288, 13698, 13824, 15220, 15360, 17280, 18264, 18432, 20480, 20547, 22830, 23040, 24352, 27396, 27648, 30440, 30720, 34245, 34560, 36528, 36864, 41094, 45660, 46080, 48704, 54792, 55296, 60880, 61440, 68490, 69120, 73056, 82188, 91320, 92160, 97408, 102735, 109584, 110592, 121760, 136980, 138240, 146112, 164376, 182640, 184320, 194816, 205470, 219168, 243520, 273960, 276480, 292224, 328752, 365280, 389632, 410940, 438336, 487040, 547920, 552960, 584448, 657504, 730560, 779264, 821880, 876672, 974080, 1095840, 1168896, 1315008, 1461120, 1558528, 1643760, 1753344, 1948160, 2191680, 2337792, 2630016, 2922240, 3117056, 3287520, 3506688, 3896320, 4383360, 4675584, 5260032, 5844480, 6575040, 7013376, 7792640, 8766720, 9351168, 10520064, 11688960, 13150080, 14026752, 15585280, 17533440, 21040128, 23377920, 26300160, 28053504, 35066880, 42080256, 46755840, 52600320, 70133760, 84160512, 105200640, 140267520, 210401280, 420802560]

約数ペア:

[(1, 420802560), (2, 210401280), (3, 140267520), (4, 105200640), (5, 84160512), (6, 70133760), (8, 52600320), (9, 46755840), (10, 42080256), (12, 35066880), (15, 28053504), (16, 26300160), (18, 23377920), (20, 21040128), (24, 17533440), (27, 15585280), (30, 14026752), (32, 13150080), (36, 11688960), (40, 10520064), (45, 9351168), (48, 8766720), (54, 7792640), (60, 7013376), (64, 6575040), (72, 5844480), (80, 5260032), (90, 4675584), (96, 4383360), (108, 3896320), (120, 3506688), (128, 3287520), (135, 3117056), (144, 2922240), (160, 2630016), (180, 2337792), (192, 2191680), (216, 1948160), (240, 1753344), (256, 1643760), (270, 1558528), (288, 1461120), (320, 1315008), (360, 1168896), (384, 1095840), (432, 974080), (480, 876672), (512, 821880), (540, 779264), (576, 730560), (640, 657504), (720, 584448), (761, 552960), (768, 547920), (864, 487040), (960, 438336), (1024, 410940), (1080, 389632), (1152, 365280), (1280, 328752), (1440, 292224), (1522, 276480), (1536, 273960), (1728, 243520), (1920, 219168), (2048, 205470), (2160, 194816), (2283, 184320), (2304, 182640), (2560, 164376), (2880, 146112), (3044, 138240), (3072, 136980), (3456, 121760), (3805, 110592), (3840, 109584), (4096, 102735), (4320, 97408), (4566, 92160), (4608, 91320), (5120, 82188), (5760, 73056), (6088, 69120), (6144, 68490), (6849, 61440), (6912, 60880), (7610, 55296), (7680, 54792), (8640, 48704), (9132, 46080), (9216, 45660), (10240, 41094), (11415, 36864), (11520, 36528), (12176, 34560), (12288, 34245), (13698, 30720), (13824, 30440), (15220, 27648), (15360, 27396), (17280, 24352), (18264, 23040), (18432, 22830), (20480, 20547)]