161376936

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 479001600

約数和(自身を除く): 317624664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 89, 129, 168, 172, 178, 251, 258, 267, 301, 344, 356, 502, 516, 534, 602, 623, 712, 753, 903, 1004, 1032, 1068, 1204, 1246, 1506, 1757, 1806, 1869, 2008, 2136, 2408, 2492, 3012, 3514, 3612, 3738, 3827, 4984, 5271, 6024, 7028, 7224, 7476, 7654, 10542, 10793, 11481, 14056, 14952, 15308, 21084, 21586, 22339, 22962, 26789, 30616, 32379, 42168, 43172, 44678, 45924, 53578, 64758, 67017, 75551, 80367, 86344, 89356, 91848, 107156, 129516, 134034, 151102, 156373, 160734, 178712, 214312, 226653, 259032, 268068, 302204, 312746, 321468, 453306, 469119, 536136, 604408, 625492, 642936, 906612, 938238, 960577, 1250984, 1813224, 1876476, 1921154, 2881731, 3752952, 3842308, 5763462, 6724039, 7684616, 11526924, 13448078, 20172117, 23053848, 26896156, 40344234, 53792312, 80688468, 161376936]

約数ペア:

[(1, 161376936), (2, 80688468), (3, 53792312), (4, 40344234), (6, 26896156), (7, 23053848), (8, 20172117), (12, 13448078), (14, 11526924), (21, 7684616), (24, 6724039), (28, 5763462), (42, 3842308), (43, 3752952), (56, 2881731), (84, 1921154), (86, 1876476), (89, 1813224), (129, 1250984), (168, 960577), (172, 938238), (178, 906612), (251, 642936), (258, 625492), (267, 604408), (301, 536136), (344, 469119), (356, 453306), (502, 321468), (516, 312746), (534, 302204), (602, 268068), (623, 259032), (712, 226653), (753, 214312), (903, 178712), (1004, 160734), (1032, 156373), (1068, 151102), (1204, 134034), (1246, 129516), (1506, 107156), (1757, 91848), (1806, 89356), (1869, 86344), (2008, 80367), (2136, 75551), (2408, 67017), (2492, 64758), (3012, 53578), (3514, 45924), (3612, 44678), (3738, 43172), (3827, 42168), (4984, 32379), (5271, 30616), (6024, 26789), (7028, 22962), (7224, 22339), (7476, 21586), (7654, 21084), (10542, 15308), (10793, 14952), (11481, 14056)]