261095744

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:512

約数の個数: 112

約数和(自身を含む): 644517888

約数和(自身を除く): 383422144

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 127, 182, 208, 224, 254, 353, 364, 416, 448, 508, 706, 728, 832, 889, 1016, 1412, 1456, 1651, 1778, 2032, 2471, 2824, 2912, 3302, 3556, 4064, 4589, 4942, 5648, 5824, 6604, 7112, 8128, 9178, 9884, 11296, 11557, 13208, 14224, 18356, 19768, 22592, 23114, 26416, 28448, 32123, 36712, 39536, 44831, 46228, 52832, 56896, 64246, 73424, 79072, 89662, 92456, 105664, 128492, 146848, 158144, 179324, 184912, 256984, 293696, 313817, 358648, 369824, 513968, 582803, 627634, 717296, 739648, 1027936, 1165606, 1255268, 1434592, 2055872, 2331212, 2510536, 2869184, 4079621, 4662424, 5021072, 8159242, 9324848, 10042144, 16318484, 18649696, 20084288, 32636968, 37299392, 65273936, 130547872, 261095744]

約数ペア:

[(1, 261095744), (2, 130547872), (4, 65273936), (7, 37299392), (8, 32636968), (13, 20084288), (14, 18649696), (16, 16318484), (26, 10042144), (28, 9324848), (32, 8159242), (52, 5021072), (56, 4662424), (64, 4079621), (91, 2869184), (104, 2510536), (112, 2331212), (127, 2055872), (182, 1434592), (208, 1255268), (224, 1165606), (254, 1027936), (353, 739648), (364, 717296), (416, 627634), (448, 582803), (508, 513968), (706, 369824), (728, 358648), (832, 313817), (889, 293696), (1016, 256984), (1412, 184912), (1456, 179324), (1651, 158144), (1778, 146848), (2032, 128492), (2471, 105664), (2824, 92456), (2912, 89662), (3302, 79072), (3556, 73424), (4064, 64246), (4589, 56896), (4942, 52832), (5648, 46228), (5824, 44831), (6604, 39536), (7112, 36712), (8128, 32123), (9178, 28448), (9884, 26416), (11296, 23114), (11557, 22592), (13208, 19768), (14224, 18356)]