64381320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4159}}^1$

素因数の和:4219

約数の個数: 96

約数和(自身を含む): 214156800

約数和(自身を除く): 149775480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 4159, 5160, 7740, 8318, 12477, 15480, 16636, 20795, 24954, 33272, 37431, 41590, 49908, 62385, 74862, 83180, 99816, 124770, 149724, 166360, 178837, 187155, 249540, 299448, 357674, 374310, 499080, 536511, 715348, 748620, 894185, 1073022, 1430696, 1497240, 1609533, 1788370, 2146044, 2682555, 3219066, 3576740, 4292088, 5365110, 6438132, 7153480, 8047665, 10730220, 12876264, 16095330, 21460440, 32190660, 64381320]

約数ペア:

[(1, 64381320), (2, 32190660), (3, 21460440), (4, 16095330), (5, 12876264), (6, 10730220), (8, 8047665), (9, 7153480), (10, 6438132), (12, 5365110), (15, 4292088), (18, 3576740), (20, 3219066), (24, 2682555), (30, 2146044), (36, 1788370), (40, 1609533), (43, 1497240), (45, 1430696), (60, 1073022), (72, 894185), (86, 748620), (90, 715348), (120, 536511), (129, 499080), (172, 374310), (180, 357674), (215, 299448), (258, 249540), (344, 187155), (360, 178837), (387, 166360), (430, 149724), (516, 124770), (645, 99816), (774, 83180), (860, 74862), (1032, 62385), (1290, 49908), (1548, 41590), (1720, 37431), (1935, 33272), (2580, 24954), (3096, 20795), (3870, 16636), (4159, 15480), (5160, 12477), (7740, 8318)]