66720516

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2347}}^1$

素因数の和:2480

約数の個数: 48

約数和(自身を含む): 164097024

約数和(自身を除く): 97376508

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 103, 138, 206, 276, 309, 412, 618, 1236, 2347, 2369, 4694, 4738, 7041, 7107, 9388, 9476, 14082, 14214, 28164, 28428, 53981, 107962, 161943, 215924, 241741, 323886, 483482, 647772, 725223, 966964, 1450446, 2900892, 5560043, 11120086, 16680129, 22240172, 33360258, 66720516]

約数ペア:

[(1, 66720516), (2, 33360258), (3, 22240172), (4, 16680129), (6, 11120086), (12, 5560043), (23, 2900892), (46, 1450446), (69, 966964), (92, 725223), (103, 647772), (138, 483482), (206, 323886), (276, 241741), (309, 215924), (412, 161943), (618, 107962), (1236, 53981), (2347, 28428), (2369, 28164), (4694, 14214), (4738, 14082), (7041, 9476), (7107, 9388)]