140565760

素因数分解:

$2^8\times 5^1\times {\mathrm{193}}^1\times {\mathrm{569}}^1$

素因数の和:783

約数の個数: 72

約数和(自身を含む): 339038280

約数和(自身を除く): 198472520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 256, 320, 386, 569, 640, 772, 965, 1138, 1280, 1544, 1930, 2276, 2845, 3088, 3860, 4552, 5690, 6176, 7720, 9104, 11380, 12352, 15440, 18208, 22760, 24704, 30880, 36416, 45520, 49408, 61760, 72832, 91040, 109817, 123520, 145664, 182080, 219634, 247040, 364160, 439268, 549085, 728320, 878536, 1098170, 1757072, 2196340, 3514144, 4392680, 7028288, 8785360, 14056576, 17570720, 28113152, 35141440, 70282880, 140565760]

約数ペア:

[(1, 140565760), (2, 70282880), (4, 35141440), (5, 28113152), (8, 17570720), (10, 14056576), (16, 8785360), (20, 7028288), (32, 4392680), (40, 3514144), (64, 2196340), (80, 1757072), (128, 1098170), (160, 878536), (193, 728320), (256, 549085), (320, 439268), (386, 364160), (569, 247040), (640, 219634), (772, 182080), (965, 145664), (1138, 123520), (1280, 109817), (1544, 91040), (1930, 72832), (2276, 61760), (2845, 49408), (3088, 45520), (3860, 36416), (4552, 30880), (5690, 24704), (6176, 22760), (7720, 18208), (9104, 15440), (11380, 12352)]