1821480

素因数分解:

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

素因数の和:410

約数の個数: 64

約数和(自身を含む): 5607360

約数和(自身を除く): 3785880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 353, 430, 516, 645, 706, 860, 1032, 1059, 1290, 1412, 1720, 1765, 2118, 2580, 2824, 3530, 4236, 5160, 5295, 7060, 8472, 10590, 14120, 15179, 21180, 30358, 42360, 45537, 60716, 75895, 91074, 121432, 151790, 182148, 227685, 303580, 364296, 455370, 607160, 910740, 1821480]

約数ペア:

[(1, 1821480), (2, 910740), (3, 607160), (4, 455370), (5, 364296), (6, 303580), (8, 227685), (10, 182148), (12, 151790), (15, 121432), (20, 91074), (24, 75895), (30, 60716), (40, 45537), (43, 42360), (60, 30358), (86, 21180), (120, 15179), (129, 14120), (172, 10590), (215, 8472), (258, 7060), (344, 5295), (353, 5160), (430, 4236), (516, 3530), (645, 2824), (706, 2580), (860, 2118), (1032, 1765), (1059, 1720), (1290, 1412)]