161621152

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 410235840

約数和(自身を除く): 248614688

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 67, 77, 88, 89, 112, 121, 134, 154, 176, 178, 224, 242, 268, 308, 352, 356, 469, 484, 536, 616, 623, 712, 737, 847, 938, 968, 979, 1072, 1232, 1246, 1424, 1474, 1694, 1876, 1936, 1958, 2144, 2464, 2492, 2848, 2948, 3388, 3752, 3872, 3916, 4984, 5159, 5896, 5963, 6776, 6853, 7504, 7832, 8107, 9968, 10318, 10769, 11792, 11926, 13552, 13706, 15008, 15664, 16214, 19936, 20636, 21538, 23584, 23852, 27104, 27412, 31328, 32428, 41272, 41741, 43076, 47704, 54824, 56749, 64856, 65593, 75383, 82544, 83482, 86152, 95408, 109648, 113498, 129712, 131186, 150766, 165088, 166964, 172304, 190816, 219296, 226996, 259424, 262372, 301532, 333928, 344608, 453992, 459151, 524744, 603064, 667856, 721523, 907984, 918302, 1049488, 1206128, 1335712, 1443046, 1815968, 1836604, 2098976, 2412256, 2886092, 3673208, 5050661, 5772184, 7346416, 10101322, 11544368, 14692832, 20202644, 23088736, 40405288, 80810576, 161621152]

約数ペア:

[(1, 161621152), (2, 80810576), (4, 40405288), (7, 23088736), (8, 20202644), (11, 14692832), (14, 11544368), (16, 10101322), (22, 7346416), (28, 5772184), (32, 5050661), (44, 3673208), (56, 2886092), (67, 2412256), (77, 2098976), (88, 1836604), (89, 1815968), (112, 1443046), (121, 1335712), (134, 1206128), (154, 1049488), (176, 918302), (178, 907984), (224, 721523), (242, 667856), (268, 603064), (308, 524744), (352, 459151), (356, 453992), (469, 344608), (484, 333928), (536, 301532), (616, 262372), (623, 259424), (712, 226996), (737, 219296), (847, 190816), (938, 172304), (968, 166964), (979, 165088), (1072, 150766), (1232, 131186), (1246, 129712), (1424, 113498), (1474, 109648), (1694, 95408), (1876, 86152), (1936, 83482), (1958, 82544), (2144, 75383), (2464, 65593), (2492, 64856), (2848, 56749), (2948, 54824), (3388, 47704), (3752, 43076), (3872, 41741), (3916, 41272), (4984, 32428), (5159, 31328), (5896, 27412), (5963, 27104), (6776, 23852), (6853, 23584), (7504, 21538), (7832, 20636), (8107, 19936), (9968, 16214), (10318, 15664), (10769, 15008), (11792, 13706), (11926, 13552)]