128707776

素因数分解:

$2^6\times 3^2\times {\mathrm{439}}^1\times {\mathrm{509}}^1$

素因数の和:966

約数の個数: 84

約数和(自身を含む): 370484400

約数和(自身を除く): 241776624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 439, 509, 576, 878, 1018, 1317, 1527, 1756, 2036, 2634, 3054, 3512, 3951, 4072, 4581, 5268, 6108, 7024, 7902, 8144, 9162, 10536, 12216, 14048, 15804, 16288, 18324, 21072, 24432, 28096, 31608, 32576, 36648, 42144, 48864, 63216, 73296, 84288, 97728, 126432, 146592, 223451, 252864, 293184, 446902, 670353, 893804, 1340706, 1787608, 2011059, 2681412, 3575216, 4022118, 5362824, 7150432, 8044236, 10725648, 14300864, 16088472, 21451296, 32176944, 42902592, 64353888, 128707776]

約数ペア:

[(1, 128707776), (2, 64353888), (3, 42902592), (4, 32176944), (6, 21451296), (8, 16088472), (9, 14300864), (12, 10725648), (16, 8044236), (18, 7150432), (24, 5362824), (32, 4022118), (36, 3575216), (48, 2681412), (64, 2011059), (72, 1787608), (96, 1340706), (144, 893804), (192, 670353), (288, 446902), (439, 293184), (509, 252864), (576, 223451), (878, 146592), (1018, 126432), (1317, 97728), (1527, 84288), (1756, 73296), (2036, 63216), (2634, 48864), (3054, 42144), (3512, 36648), (3951, 32576), (4072, 31608), (4581, 28096), (5268, 24432), (6108, 21072), (7024, 18324), (7902, 16288), (8144, 15804), (9162, 14048), (10536, 12216)]