306085040

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{18133}}^1$

素因数の和:18357

約数の個数: 40

約数和(自身を含む): 715059888

約数和(自身を除く): 408974848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 16880, 18133, 36266, 72532, 90665, 145064, 181330, 290128, 362660, 725320, 1450640, 3826063, 7652126, 15304252, 19130315, 30608504, 38260630, 61217008, 76521260, 153042520, 306085040]

約数ペア:

[(1, 306085040), (2, 153042520), (4, 76521260), (5, 61217008), (8, 38260630), (10, 30608504), (16, 19130315), (20, 15304252), (40, 7652126), (80, 3826063), (211, 1450640), (422, 725320), (844, 362660), (1055, 290128), (1688, 181330), (2110, 145064), (3376, 90665), (4220, 72532), (8440, 36266), (16880, 18133)]