100915840

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 261201600

約数和(自身を除く): 160285760

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, 304, 320, 344, 380, 386, 430, 608, 640, 688, 760, 772, 817, 860, 965, 1216, 1376, 1520, 1544, 1634, 1720, 1930, 2432, 2752, 3040, 3088, 3268, 3440, 3667, 3860, 4085, 5504, 6080, 6176, 6536, 6880, 7334, 7720, 8170, 8299, 12160, 12352, 13072, 13760, 14668, 15440, 16340, 16598, 18335, 24704, 26144, 27520, 29336, 30880, 32680, 33196, 36670, 41495, 52288, 58672, 61760, 65360, 66392, 73340, 82990, 104576, 117344, 123520, 130720, 132784, 146680, 157681, 165980, 234688, 261440, 265568, 293360, 315362, 331960, 469376, 522880, 531136, 586720, 630724, 663920, 788405, 1062272, 1173440, 1261448, 1327840, 1576810, 2346880, 2522896, 2655680, 3153620, 5045792, 5311360, 6307240, 10091584, 12614480, 20183168, 25228960, 50457920, 100915840]

約数ペア:

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