128436612

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{499}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 304920000

約数和(自身を除く): 176483388

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 241, 267, 356, 482, 499, 534, 723, 964, 998, 1068, 1446, 1497, 1996, 2892, 2994, 5988, 21449, 42898, 44411, 64347, 85796, 88822, 120259, 128694, 133233, 177644, 240518, 257388, 266466, 360777, 481036, 532932, 721554, 1443108, 10703051, 21406102, 32109153, 42812204, 64218306, 128436612]

約数ペア:

[(1, 128436612), (2, 64218306), (3, 42812204), (4, 32109153), (6, 21406102), (12, 10703051), (89, 1443108), (178, 721554), (241, 532932), (267, 481036), (356, 360777), (482, 266466), (499, 257388), (534, 240518), (723, 177644), (964, 133233), (998, 128694), (1068, 120259), (1446, 88822), (1497, 85796), (1996, 64347), (2892, 44411), (2994, 42898), (5988, 21449)]