2732220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 8504496

約数和(自身を除く): 5772276

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, 353, 387, 430, 516, 645, 706, 774, 860, 1059, 1290, 1412, 1548, 1765, 1935, 2118, 2580, 3177, 3530, 3870, 4236, 5295, 6354, 7060, 7740, 10590, 12708, 15179, 15885, 21180, 30358, 31770, 45537, 60716, 63540, 75895, 91074, 136611, 151790, 182148, 227685, 273222, 303580, 455370, 546444, 683055, 910740, 1366110, 2732220]

約数ペア:

[(1, 2732220), (2, 1366110), (3, 910740), (4, 683055), (5, 546444), (6, 455370), (9, 303580), (10, 273222), (12, 227685), (15, 182148), (18, 151790), (20, 136611), (30, 91074), (36, 75895), (43, 63540), (45, 60716), (60, 45537), (86, 31770), (90, 30358), (129, 21180), (172, 15885), (180, 15179), (215, 12708), (258, 10590), (353, 7740), (387, 7060), (430, 6354), (516, 5295), (645, 4236), (706, 3870), (774, 3530), (860, 3177), (1059, 2580), (1290, 2118), (1412, 1935), (1548, 1765)]