30495040

素因数分解:

$2^6\times 5^1\times {\mathrm{233}}^1\times {\mathrm{409}}^1$

素因数の和:659

約数の個数: 56

約数和(自身を含む): 73106280

約数和(自身を除く): 42611240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 233, 320, 409, 466, 818, 932, 1165, 1636, 1864, 2045, 2330, 3272, 3728, 4090, 4660, 6544, 7456, 8180, 9320, 13088, 14912, 16360, 18640, 26176, 32720, 37280, 65440, 74560, 95297, 130880, 190594, 381188, 476485, 762376, 952970, 1524752, 1905940, 3049504, 3811880, 6099008, 7623760, 15247520, 30495040]

約数ペア:

[(1, 30495040), (2, 15247520), (4, 7623760), (5, 6099008), (8, 3811880), (10, 3049504), (16, 1905940), (20, 1524752), (32, 952970), (40, 762376), (64, 476485), (80, 381188), (160, 190594), (233, 130880), (320, 95297), (409, 74560), (466, 65440), (818, 37280), (932, 32720), (1165, 26176), (1636, 18640), (1864, 16360), (2045, 14912), (2330, 13088), (3272, 9320), (3728, 8180), (4090, 7456), (4660, 6544)]