161819056

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2297}}^1$

素因数の和:2366

約数の個数: 80

約数和(自身を含む): 389814336

約数和(自身を除く): 227995280

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 112, 119, 136, 148, 238, 259, 272, 296, 476, 518, 592, 629, 952, 1036, 1258, 1904, 2072, 2297, 2516, 4144, 4403, 4594, 5032, 8806, 9188, 10064, 16079, 17612, 18376, 32158, 35224, 36752, 39049, 64316, 70448, 78098, 84989, 128632, 156196, 169978, 257264, 273343, 312392, 339956, 546686, 594923, 624784, 679912, 1093372, 1189846, 1359824, 1444813, 2186744, 2379692, 2889626, 4373488, 4759384, 5779252, 9518768, 10113691, 11558504, 20227382, 23117008, 40454764, 80909528, 161819056]

約数ペア:

[(1, 161819056), (2, 80909528), (4, 40454764), (7, 23117008), (8, 20227382), (14, 11558504), (16, 10113691), (17, 9518768), (28, 5779252), (34, 4759384), (37, 4373488), (56, 2889626), (68, 2379692), (74, 2186744), (112, 1444813), (119, 1359824), (136, 1189846), (148, 1093372), (238, 679912), (259, 624784), (272, 594923), (296, 546686), (476, 339956), (518, 312392), (592, 273343), (629, 257264), (952, 169978), (1036, 156196), (1258, 128632), (1904, 84989), (2072, 78098), (2297, 70448), (2516, 64316), (4144, 39049), (4403, 36752), (4594, 35224), (5032, 32158), (8806, 18376), (9188, 17612), (10064, 16079)]