78388290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{290327}}^1$

素因数の和:290343

約数の個数: 32

約数和(自身を含む): 209036160

約数和(自身を除く): 130647870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 290327, 580654, 870981, 1451635, 1741962, 2612943, 2903270, 4354905, 5225886, 7838829, 8709810, 13064715, 15677658, 26129430, 39194145, 78388290]

約数ペア:

[(1, 78388290), (2, 39194145), (3, 26129430), (5, 15677658), (6, 13064715), (9, 8709810), (10, 7838829), (15, 5225886), (18, 4354905), (27, 2903270), (30, 2612943), (45, 1741962), (54, 1451635), (90, 870981), (135, 580654), (270, 290327)]