205800960

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:364

約数の個数: 160

約数和(自身を含む): 666243072

約数和(自身を除く): 460442112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 211, 240, 254, 256, 320, 381, 384, 422, 480, 508, 512, 633, 635, 640, 762, 768, 844, 960, 1016, 1055, 1266, 1270, 1280, 1524, 1536, 1688, 1905, 1920, 2032, 2110, 2532, 2540, 2560, 3048, 3165, 3376, 3810, 3840, 4064, 4220, 5064, 5080, 6096, 6330, 6752, 7620, 7680, 8128, 8440, 10128, 10160, 12192, 12660, 13504, 15240, 16256, 16880, 20256, 20320, 24384, 25320, 26797, 27008, 30480, 32512, 33760, 40512, 40640, 48768, 50640, 53594, 54016, 60960, 65024, 67520, 80391, 81024, 81280, 97536, 101280, 107188, 108032, 121920, 133985, 135040, 160782, 162048, 162560, 195072, 202560, 214376, 243840, 267970, 270080, 321564, 324096, 325120, 401955, 405120, 428752, 487680, 535940, 540160, 643128, 803910, 810240, 857504, 975360, 1071880, 1286256, 1607820, 1620480, 1715008, 2143760, 2572512, 3215640, 3430016, 4287520, 5145024, 6431280, 6860032, 8575040, 10290048, 12862560, 13720064, 17150080, 20580096, 25725120, 34300160, 41160192, 51450240, 68600320, 102900480, 205800960]

約数ペア:

[(1, 205800960), (2, 102900480), (3, 68600320), (4, 51450240), (5, 41160192), (6, 34300160), (8, 25725120), (10, 20580096), (12, 17150080), (15, 13720064), (16, 12862560), (20, 10290048), (24, 8575040), (30, 6860032), (32, 6431280), (40, 5145024), (48, 4287520), (60, 3430016), (64, 3215640), (80, 2572512), (96, 2143760), (120, 1715008), (127, 1620480), (128, 1607820), (160, 1286256), (192, 1071880), (211, 975360), (240, 857504), (254, 810240), (256, 803910), (320, 643128), (381, 540160), (384, 535940), (422, 487680), (480, 428752), (508, 405120), (512, 401955), (633, 325120), (635, 324096), (640, 321564), (762, 270080), (768, 267970), (844, 243840), (960, 214376), (1016, 202560), (1055, 195072), (1266, 162560), (1270, 162048), (1280, 160782), (1524, 135040), (1536, 133985), (1688, 121920), (1905, 108032), (1920, 107188), (2032, 101280), (2110, 97536), (2532, 81280), (2540, 81024), (2560, 80391), (3048, 67520), (3165, 65024), (3376, 60960), (3810, 54016), (3840, 53594), (4064, 50640), (4220, 48768), (5064, 40640), (5080, 40512), (6096, 33760), (6330, 32512), (6752, 30480), (7620, 27008), (7680, 26797), (8128, 25320), (8440, 24384), (10128, 20320), (10160, 20256), (12192, 16880), (12660, 16256), (13504, 15240)]