68021505

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:415

約数の個数: 64

約数和(自身を含む): 129703680

約数和(自身を除く): 61682175

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 107, 135, 153, 255, 277, 321, 459, 535, 765, 831, 963, 1385, 1605, 1819, 2295, 2493, 2889, 4155, 4709, 4815, 5457, 7479, 9095, 12465, 14127, 14445, 16371, 23545, 27285, 29639, 37395, 42381, 49113, 70635, 81855, 88917, 127143, 148195, 211905, 245565, 266751, 444585, 503863, 635715, 800253, 1333755, 1511589, 2519315, 4001265, 4534767, 7557945, 13604301, 22673835, 68021505]

約数ペア:

[(1, 68021505), (3, 22673835), (5, 13604301), (9, 7557945), (15, 4534767), (17, 4001265), (27, 2519315), (45, 1511589), (51, 1333755), (85, 800253), (107, 635715), (135, 503863), (153, 444585), (255, 266751), (277, 245565), (321, 211905), (459, 148195), (535, 127143), (765, 88917), (831, 81855), (963, 70635), (1385, 49113), (1605, 42381), (1819, 37395), (2295, 29639), (2493, 27285), (2889, 23545), (4155, 16371), (4709, 14445), (4815, 14127), (5457, 12465), (7479, 9095)]