20577411840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{232987}}^1$

素因数の和:233034

約数の個数: 144

約数和(自身を含む): 68576755968

約数和(自身を除く): 47999344128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 3840, 4416, 5520, 5888, 7360, 8832, 11040, 14720, 17664, 22080, 29440, 44160, 88320, 232987, 465974, 698961, 931948, 1164935, 1397922, 1863896, 2329870, 2795844, 3494805, 3727792, 4659740, 5358701, 5591688, 6989610, 7455584, 9319480, 10717402, 11183376, 13979220, 14911168, 16076103, 18638960, 21434804, 22366752, 26793505, 27958440, 29822336, 32152206, 37277920, 42869608, 44733504, 53587010, 55916880, 59644672, 64304412, 74555840, 80380515, 85739216, 89467008, 107174020, 111833760, 128608824, 149111680, 160761030, 171478432, 178934016, 214348040, 223667520, 257217648, 298223360, 321522060, 342956864, 428696080, 447335040, 514435296, 643044120, 685913728, 857392160, 894670080, 1028870592, 1286088240, 1371827456, 1714784320, 2057741184, 2572176480, 3429568640, 4115482368, 5144352960, 6859137280, 10288705920, 20577411840]

約数ペア:

[(1, 20577411840), (2, 10288705920), (3, 6859137280), (4, 5144352960), (5, 4115482368), (6, 3429568640), (8, 2572176480), (10, 2057741184), (12, 1714784320), (15, 1371827456), (16, 1286088240), (20, 1028870592), (23, 894670080), (24, 857392160), (30, 685913728), (32, 643044120), (40, 514435296), (46, 447335040), (48, 428696080), (60, 342956864), (64, 321522060), (69, 298223360), (80, 257217648), (92, 223667520), (96, 214348040), (115, 178934016), (120, 171478432), (128, 160761030), (138, 149111680), (160, 128608824), (184, 111833760), (192, 107174020), (230, 89467008), (240, 85739216), (256, 80380515), (276, 74555840), (320, 64304412), (345, 59644672), (368, 55916880), (384, 53587010), (460, 44733504), (480, 42869608), (552, 37277920), (640, 32152206), (690, 29822336), (736, 27958440), (768, 26793505), (920, 22366752), (960, 21434804), (1104, 18638960), (1280, 16076103), (1380, 14911168), (1472, 13979220), (1840, 11183376), (1920, 10717402), (2208, 9319480), (2760, 7455584), (2944, 6989610), (3680, 5591688), (3840, 5358701), (4416, 4659740), (5520, 3727792), (5888, 3494805), (7360, 2795844), (8832, 2329870), (11040, 1863896), (14720, 1397922), (17664, 1164935), (22080, 931948), (29440, 698961), (44160, 465974), (88320, 232987)]