161814224

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:588

約数の個数: 80

約数和(自身を含む): 371226240

約数和(自身を除く): 209412016

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 197, 208, 286, 359, 394, 572, 718, 788, 1144, 1436, 1576, 2167, 2288, 2561, 2872, 3152, 3949, 4334, 4667, 5122, 5744, 7898, 8668, 9334, 10244, 15796, 17336, 18668, 20488, 28171, 31592, 34672, 37336, 40976, 51337, 56342, 63184, 70723, 74672, 102674, 112684, 141446, 205348, 225368, 282892, 410696, 450736, 565784, 777953, 821392, 919399, 1131568, 1555906, 1838798, 3111812, 3677596, 6223624, 7355192, 10113389, 12447248, 14710384, 20226778, 40453556, 80907112, 161814224]

約数ペア:

[(1, 161814224), (2, 80907112), (4, 40453556), (8, 20226778), (11, 14710384), (13, 12447248), (16, 10113389), (22, 7355192), (26, 6223624), (44, 3677596), (52, 3111812), (88, 1838798), (104, 1555906), (143, 1131568), (176, 919399), (197, 821392), (208, 777953), (286, 565784), (359, 450736), (394, 410696), (572, 282892), (718, 225368), (788, 205348), (1144, 141446), (1436, 112684), (1576, 102674), (2167, 74672), (2288, 70723), (2561, 63184), (2872, 56342), (3152, 51337), (3949, 40976), (4334, 37336), (4667, 34672), (5122, 31592), (5744, 28171), (7898, 20488), (8668, 18668), (9334, 17336), (10244, 15796)]