20171420160

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{20681}}^1$

素因数の和:20834

約数の個数: 160

約数和(自身を含む): 64996411392

約数和(自身を除く): 44824991232

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, 240, 254, 256, 320, 381, 384, 480, 508, 512, 635, 640, 762, 768, 960, 1016, 1270, 1280, 1524, 1536, 1905, 1920, 2032, 2540, 2560, 3048, 3810, 3840, 4064, 5080, 6096, 7620, 7680, 8128, 10160, 12192, 15240, 16256, 20320, 20681, 24384, 30480, 32512, 40640, 41362, 48768, 60960, 62043, 65024, 81280, 82724, 97536, 103405, 121920, 124086, 162560, 165448, 195072, 206810, 243840, 248172, 310215, 325120, 330896, 413620, 487680, 496344, 620430, 661792, 827240, 975360, 992688, 1240860, 1323584, 1654480, 1985376, 2481720, 2626487, 2647168, 3308960, 3970752, 4963440, 5252974, 5294336, 6617920, 7879461, 7941504, 9926880, 10505948, 10588672, 13132435, 13235840, 15758922, 15883008, 19853760, 21011896, 26264870, 26471680, 31517844, 31766016, 39397305, 39707520, 42023792, 52529740, 52943360, 63035688, 78794610, 79415040, 84047584, 105059480, 126071376, 157589220, 158830080, 168095168, 210118960, 252142752, 315178440, 336190336, 420237920, 504285504, 630356880, 672380672, 840475840, 1008571008, 1260713760, 1344761344, 1680951680, 2017142016, 2521427520, 3361903360, 4034284032, 5042855040, 6723806720, 10085710080, 20171420160]

約数ペア:

[(1, 20171420160), (2, 10085710080), (3, 6723806720), (4, 5042855040), (5, 4034284032), (6, 3361903360), (8, 2521427520), (10, 2017142016), (12, 1680951680), (15, 1344761344), (16, 1260713760), (20, 1008571008), (24, 840475840), (30, 672380672), (32, 630356880), (40, 504285504), (48, 420237920), (60, 336190336), (64, 315178440), (80, 252142752), (96, 210118960), (120, 168095168), (127, 158830080), (128, 157589220), (160, 126071376), (192, 105059480), (240, 84047584), (254, 79415040), (256, 78794610), (320, 63035688), (381, 52943360), (384, 52529740), (480, 42023792), (508, 39707520), (512, 39397305), (635, 31766016), (640, 31517844), (762, 26471680), (768, 26264870), (960, 21011896), (1016, 19853760), (1270, 15883008), (1280, 15758922), (1524, 13235840), (1536, 13132435), (1905, 10588672), (1920, 10505948), (2032, 9926880), (2540, 7941504), (2560, 7879461), (3048, 6617920), (3810, 5294336), (3840, 5252974), (4064, 4963440), (5080, 3970752), (6096, 3308960), (7620, 2647168), (7680, 2626487), (8128, 2481720), (10160, 1985376), (12192, 1654480), (15240, 1323584), (16256, 1240860), (20320, 992688), (20681, 975360), (24384, 827240), (30480, 661792), (32512, 620430), (40640, 496344), (41362, 487680), (48768, 413620), (60960, 330896), (62043, 325120), (65024, 310215), (81280, 248172), (82724, 243840), (97536, 206810), (103405, 195072), (121920, 165448), (124086, 162560)]