639936737280

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{1157293}}^1$

素因数の和:1157331

約数の個数: 208

約数和(自身を含む): 2275054836960

約数和(自身を除く): 1635118099680

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, 2048, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4096, 4320, 4608, 5120, 5760, 6144, 6912, 7680, 8640, 9216, 10240, 11520, 12288, 13824, 15360, 17280, 18432, 20480, 23040, 27648, 30720, 34560, 36864, 46080, 55296, 61440, 69120, 92160, 110592, 138240, 184320, 276480, 552960, 1157293, 2314586, 3471879, 4629172, 5786465, 6943758, 9258344, 10415637, 11572930, 13887516, 17359395, 18516688, 20831274, 23145860, 27775032, 31246911, 34718790, 37033376, 41662548, 46291720, 52078185, 55550064, 62493822, 69437580, 74066752, 83325096, 92583440, 104156370, 111100128, 124987644, 138875160, 148133504, 156234555, 166650192, 185166880, 208312740, 222200256, 249975288, 277750320, 296267008, 312469110, 333300384, 370333760, 416625480, 444400512, 499950576, 555500640, 592534016, 624938220, 666600768, 740667520, 833250960, 888801024, 999901152, 1111001280, 1185068032, 1249876440, 1333201536, 1481335040, 1666501920, 1777602048, 1999802304, 2222002560, 2370136064, 2499752880, 2666403072, 2962670080, 3333003840, 3555204096, 3999604608, 4444005120, 4740272128, 4999505760, 5332806144, 5925340160, 6666007680, 7110408192, 7999209216, 8888010240, 9999011520, 10665612288, 11850680320, 13332015360, 14220816384, 15998418432, 17776020480, 19998023040, 21331224576, 23701360640, 26664030720, 31996836864, 35552040960, 39996046080, 42662449152, 53328061440, 63993673728, 71104081920, 79992092160, 106656122880, 127987347456, 159984184320, 213312245760, 319968368640, 639936737280]

約数ペア:

[(1, 639936737280), (2, 319968368640), (3, 213312245760), (4, 159984184320), (5, 127987347456), (6, 106656122880), (8, 79992092160), (9, 71104081920), (10, 63993673728), (12, 53328061440), (15, 42662449152), (16, 39996046080), (18, 35552040960), (20, 31996836864), (24, 26664030720), (27, 23701360640), (30, 21331224576), (32, 19998023040), (36, 17776020480), (40, 15998418432), (45, 14220816384), (48, 13332015360), (54, 11850680320), (60, 10665612288), (64, 9999011520), (72, 8888010240), (80, 7999209216), (90, 7110408192), (96, 6666007680), (108, 5925340160), (120, 5332806144), (128, 4999505760), (135, 4740272128), (144, 4444005120), (160, 3999604608), (180, 3555204096), (192, 3333003840), (216, 2962670080), (240, 2666403072), (256, 2499752880), (270, 2370136064), (288, 2222002560), (320, 1999802304), (360, 1777602048), (384, 1666501920), (432, 1481335040), (480, 1333201536), (512, 1249876440), (540, 1185068032), (576, 1111001280), (640, 999901152), (720, 888801024), (768, 833250960), (864, 740667520), (960, 666600768), (1024, 624938220), (1080, 592534016), (1152, 555500640), (1280, 499950576), (1440, 444400512), (1536, 416625480), (1728, 370333760), (1920, 333300384), (2048, 312469110), (2160, 296267008), (2304, 277750320), (2560, 249975288), (2880, 222200256), (3072, 208312740), (3456, 185166880), (3840, 166650192), (4096, 156234555), (4320, 148133504), (4608, 138875160), (5120, 124987644), (5760, 111100128), (6144, 104156370), (6912, 92583440), (7680, 83325096), (8640, 74066752), (9216, 69437580), (10240, 62493822), (11520, 55550064), (12288, 52078185), (13824, 46291720), (15360, 41662548), (17280, 37033376), (18432, 34718790), (20480, 31246911), (23040, 27775032), (27648, 23145860), (30720, 20831274), (34560, 18516688), (36864, 17359395), (46080, 13887516), (55296, 11572930), (61440, 10415637), (69120, 9258344), (92160, 6943758), (110592, 5786465), (138240, 4629172), (184320, 3471879), (276480, 2314586), (552960, 1157293)]