6648660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:917

約数の個数: 72

約数和(自身を含む): 20660640

約数和(自身を除く): 14011980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 859, 860, 1290, 1548, 1718, 1935, 2577, 2580, 3436, 3870, 4295, 5154, 7731, 7740, 8590, 10308, 12885, 15462, 17180, 25770, 30924, 36937, 38655, 51540, 73874, 77310, 110811, 147748, 154620, 184685, 221622, 332433, 369370, 443244, 554055, 664866, 738740, 1108110, 1329732, 1662165, 2216220, 3324330, 6648660]

約数ペア:

[(1, 6648660), (2, 3324330), (3, 2216220), (4, 1662165), (5, 1329732), (6, 1108110), (9, 738740), (10, 664866), (12, 554055), (15, 443244), (18, 369370), (20, 332433), (30, 221622), (36, 184685), (43, 154620), (45, 147748), (60, 110811), (86, 77310), (90, 73874), (129, 51540), (172, 38655), (180, 36937), (215, 30924), (258, 25770), (387, 17180), (430, 15462), (516, 12885), (645, 10308), (774, 8590), (859, 7740), (860, 7731), (1290, 5154), (1548, 4295), (1718, 3870), (1935, 3436), (2577, 2580)]