280051788

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{440333}}^1$

素因数の和:440393

約数の個数: 24

約数和(自身を含む): 665785008

約数和(自身を除く): 385733220

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 440333, 880666, 1320999, 1761332, 2641998, 5283996, 23337649, 46675298, 70012947, 93350596, 140025894, 280051788]

約数ペア:

[(1, 280051788), (2, 140025894), (3, 93350596), (4, 70012947), (6, 46675298), (12, 23337649), (53, 5283996), (106, 2641998), (159, 1761332), (212, 1320999), (318, 880666), (636, 440333)]