128776144

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^2$

素因数の和:344

約数の個数: 60

約数和(自身を含む): 291629152

約数和(自身を除く): 162853008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 131, 134, 262, 268, 469, 524, 536, 917, 938, 1048, 1072, 1834, 1876, 2096, 3668, 3752, 7336, 7504, 8777, 14672, 17161, 17554, 34322, 35108, 61439, 68644, 70216, 120127, 122878, 137288, 140432, 240254, 245756, 274576, 480508, 491512, 961016, 983024, 1149787, 1922032, 2299574, 4599148, 8048509, 9198296, 16097018, 18396592, 32194036, 64388072, 128776144]

約数ペア:

[(1, 128776144), (2, 64388072), (4, 32194036), (7, 18396592), (8, 16097018), (14, 9198296), (16, 8048509), (28, 4599148), (56, 2299574), (67, 1922032), (112, 1149787), (131, 983024), (134, 961016), (262, 491512), (268, 480508), (469, 274576), (524, 245756), (536, 240254), (917, 140432), (938, 137288), (1048, 122878), (1072, 120127), (1834, 70216), (1876, 68644), (2096, 61439), (3668, 35108), (3752, 34322), (7336, 17554), (7504, 17161), (8777, 14672)]