85405440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{967}}^1$

素因数の和:1014

約数の個数: 144

約数和(自身を含む): 284917248

約数和(自身を除く): 199511808

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, 967, 1104, 1280, 1380, 1472, 1840, 1920, 1934, 2208, 2760, 2901, 2944, 3680, 3840, 3868, 4416, 4835, 5520, 5802, 5888, 7360, 7736, 8832, 9670, 11040, 11604, 14505, 14720, 15472, 17664, 19340, 22080, 22241, 23208, 29010, 29440, 30944, 38680, 44160, 44482, 46416, 58020, 61888, 66723, 77360, 88320, 88964, 92832, 111205, 116040, 123776, 133446, 154720, 177928, 185664, 222410, 232080, 247552, 266892, 309440, 333615, 355856, 371328, 444820, 464160, 533784, 618880, 667230, 711712, 742656, 889640, 928320, 1067568, 1237760, 1334460, 1423424, 1779280, 1856640, 2135136, 2668920, 2846848, 3558560, 3713280, 4270272, 5337840, 5693696, 7117120, 8540544, 10675680, 14234240, 17081088, 21351360, 28468480, 42702720, 85405440]

約数ペア:

[(1, 85405440), (2, 42702720), (3, 28468480), (4, 21351360), (5, 17081088), (6, 14234240), (8, 10675680), (10, 8540544), (12, 7117120), (15, 5693696), (16, 5337840), (20, 4270272), (23, 3713280), (24, 3558560), (30, 2846848), (32, 2668920), (40, 2135136), (46, 1856640), (48, 1779280), (60, 1423424), (64, 1334460), (69, 1237760), (80, 1067568), (92, 928320), (96, 889640), (115, 742656), (120, 711712), (128, 667230), (138, 618880), (160, 533784), (184, 464160), (192, 444820), (230, 371328), (240, 355856), (256, 333615), (276, 309440), (320, 266892), (345, 247552), (368, 232080), (384, 222410), (460, 185664), (480, 177928), (552, 154720), (640, 133446), (690, 123776), (736, 116040), (768, 111205), (920, 92832), (960, 88964), (967, 88320), (1104, 77360), (1280, 66723), (1380, 61888), (1472, 58020), (1840, 46416), (1920, 44482), (1934, 44160), (2208, 38680), (2760, 30944), (2901, 29440), (2944, 29010), (3680, 23208), (3840, 22241), (3868, 22080), (4416, 19340), (4835, 17664), (5520, 15472), (5802, 14720), (5888, 14505), (7360, 11604), (7736, 11040), (8832, 9670)]