201831680

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 523427520

約数和(自身を除く): 321595840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 128, 152, 160, 172, 190, 193, 215, 256, 304, 320, 344, 380, 386, 430, 608, 640, 688, 760, 772, 817, 860, 965, 1216, 1280, 1376, 1520, 1544, 1634, 1720, 1930, 2432, 2752, 3040, 3088, 3268, 3440, 3667, 3860, 4085, 4864, 5504, 6080, 6176, 6536, 6880, 7334, 7720, 8170, 8299, 11008, 12160, 12352, 13072, 13760, 14668, 15440, 16340, 16598, 18335, 24320, 24704, 26144, 27520, 29336, 30880, 32680, 33196, 36670, 41495, 49408, 52288, 55040, 58672, 61760, 65360, 66392, 73340, 82990, 104576, 117344, 123520, 130720, 132784, 146680, 157681, 165980, 209152, 234688, 247040, 261440, 265568, 293360, 315362, 331960, 469376, 522880, 531136, 586720, 630724, 663920, 788405, 938752, 1045760, 1062272, 1173440, 1261448, 1327840, 1576810, 2124544, 2346880, 2522896, 2655680, 3153620, 4693760, 5045792, 5311360, 6307240, 10091584, 10622720, 12614480, 20183168, 25228960, 40366336, 50457920, 100915840, 201831680]

約数ペア:

[(1, 201831680), (2, 100915840), (4, 50457920), (5, 40366336), (8, 25228960), (10, 20183168), (16, 12614480), (19, 10622720), (20, 10091584), (32, 6307240), (38, 5311360), (40, 5045792), (43, 4693760), (64, 3153620), (76, 2655680), (80, 2522896), (86, 2346880), (95, 2124544), (128, 1576810), (152, 1327840), (160, 1261448), (172, 1173440), (190, 1062272), (193, 1045760), (215, 938752), (256, 788405), (304, 663920), (320, 630724), (344, 586720), (380, 531136), (386, 522880), (430, 469376), (608, 331960), (640, 315362), (688, 293360), (760, 265568), (772, 261440), (817, 247040), (860, 234688), (965, 209152), (1216, 165980), (1280, 157681), (1376, 146680), (1520, 132784), (1544, 130720), (1634, 123520), (1720, 117344), (1930, 104576), (2432, 82990), (2752, 73340), (3040, 66392), (3088, 65360), (3268, 61760), (3440, 58672), (3667, 55040), (3860, 52288), (4085, 49408), (4864, 41495), (5504, 36670), (6080, 33196), (6176, 32680), (6536, 30880), (6880, 29336), (7334, 27520), (7720, 26144), (8170, 24704), (8299, 24320), (11008, 18335), (12160, 16598), (12352, 16340), (13072, 15440), (13760, 14668)]