56811420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{577}}^1$

素因数の和:1139

約数の個数: 72

約数和(自身を含む): 172942224

約数和(自身を除く): 116130804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 547, 577, 1094, 1154, 1641, 1731, 2188, 2308, 2735, 2885, 3282, 3462, 4923, 5193, 5470, 5770, 6564, 6924, 8205, 8655, 9846, 10386, 10940, 11540, 16410, 17310, 19692, 20772, 24615, 25965, 32820, 34620, 49230, 51930, 98460, 103860, 315619, 631238, 946857, 1262476, 1578095, 1893714, 2840571, 3156190, 3787428, 4734285, 5681142, 6312380, 9468570, 11362284, 14202855, 18937140, 28405710, 56811420]

約数ペア:

[(1, 56811420), (2, 28405710), (3, 18937140), (4, 14202855), (5, 11362284), (6, 9468570), (9, 6312380), (10, 5681142), (12, 4734285), (15, 3787428), (18, 3156190), (20, 2840571), (30, 1893714), (36, 1578095), (45, 1262476), (60, 946857), (90, 631238), (180, 315619), (547, 103860), (577, 98460), (1094, 51930), (1154, 49230), (1641, 34620), (1731, 32820), (2188, 25965), (2308, 24615), (2735, 20772), (2885, 19692), (3282, 17310), (3462, 16410), (4923, 11540), (5193, 10940), (5470, 10386), (5770, 9846), (6564, 8655), (6924, 8205)]