66552780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{22637}}^1$

素因数の和:22663

約数の個数: 72

約数和(自身を含む): 216781488

約数和(自身を除く): 150228708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 22637, 45274, 67911, 90548, 113185, 135822, 158459, 226370, 271644, 316918, 339555, 452740, 475377, 633836, 679110, 792295, 950754, 1109213, 1358220, 1584590, 1901508, 2218426, 2376885, 3169180, 3327639, 4436852, 4753770, 5546065, 6655278, 9507540, 11092130, 13310556, 16638195, 22184260, 33276390, 66552780]

約数ペア:

[(1, 66552780), (2, 33276390), (3, 22184260), (4, 16638195), (5, 13310556), (6, 11092130), (7, 9507540), (10, 6655278), (12, 5546065), (14, 4753770), (15, 4436852), (20, 3327639), (21, 3169180), (28, 2376885), (30, 2218426), (35, 1901508), (42, 1584590), (49, 1358220), (60, 1109213), (70, 950754), (84, 792295), (98, 679110), (105, 633836), (140, 475377), (147, 452740), (196, 339555), (210, 316918), (245, 271644), (294, 226370), (420, 158459), (490, 135822), (588, 113185), (735, 90548), (980, 67911), (1470, 45274), (2940, 22637)]