66513780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2267}}^1$

素因数の和:2445

約数の個数: 72

約数和(自身を含む): 203085792

約数和(自身を除く): 136572012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1956, 2267, 2445, 2934, 3260, 4534, 4890, 5868, 6801, 7335, 9068, 9780, 11335, 13602, 14670, 20403, 22670, 27204, 29340, 34005, 40806, 45340, 68010, 81612, 102015, 136020, 204030, 369521, 408060, 739042, 1108563, 1478084, 1847605, 2217126, 3325689, 3695210, 4434252, 5542815, 6651378, 7390420, 11085630, 13302756, 16628445, 22171260, 33256890, 66513780]

約数ペア:

[(1, 66513780), (2, 33256890), (3, 22171260), (4, 16628445), (5, 13302756), (6, 11085630), (9, 7390420), (10, 6651378), (12, 5542815), (15, 4434252), (18, 3695210), (20, 3325689), (30, 2217126), (36, 1847605), (45, 1478084), (60, 1108563), (90, 739042), (163, 408060), (180, 369521), (326, 204030), (489, 136020), (652, 102015), (815, 81612), (978, 68010), (1467, 45340), (1630, 40806), (1956, 34005), (2267, 29340), (2445, 27204), (2934, 22670), (3260, 20403), (4534, 14670), (4890, 13602), (5868, 11335), (6801, 9780), (7335, 9068)]