215511520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1212

約数の個数: 96

約数和(自身を含む): 585482688

約数和(自身を除く): 369971168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 193, 224, 280, 386, 560, 772, 965, 997, 1120, 1351, 1544, 1930, 1994, 2702, 3088, 3860, 3988, 4985, 5404, 6176, 6755, 6979, 7720, 7976, 9970, 10808, 13510, 13958, 15440, 15952, 19940, 21616, 27020, 27916, 30880, 31904, 34895, 39880, 43232, 54040, 55832, 69790, 79760, 108080, 111664, 139580, 159520, 192421, 216160, 223328, 279160, 384842, 558320, 769684, 962105, 1116640, 1346947, 1539368, 1924210, 2693894, 3078736, 3848420, 5387788, 6157472, 6734735, 7696840, 10775576, 13469470, 15393680, 21551152, 26938940, 30787360, 43102304, 53877880, 107755760, 215511520]

約数ペア:

[(1, 215511520), (2, 107755760), (4, 53877880), (5, 43102304), (7, 30787360), (8, 26938940), (10, 21551152), (14, 15393680), (16, 13469470), (20, 10775576), (28, 7696840), (32, 6734735), (35, 6157472), (40, 5387788), (56, 3848420), (70, 3078736), (80, 2693894), (112, 1924210), (140, 1539368), (160, 1346947), (193, 1116640), (224, 962105), (280, 769684), (386, 558320), (560, 384842), (772, 279160), (965, 223328), (997, 216160), (1120, 192421), (1351, 159520), (1544, 139580), (1930, 111664), (1994, 108080), (2702, 79760), (3088, 69790), (3860, 55832), (3988, 54040), (4985, 43232), (5404, 39880), (6176, 34895), (6755, 31904), (6979, 30880), (7720, 27916), (7976, 27020), (9970, 21616), (10808, 19940), (13510, 15952), (13958, 15440)]