660212

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 1491840

約数和(自身を除く): 831628

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 73, 76, 119, 133, 146, 238, 266, 292, 323, 476, 511, 532, 646, 1022, 1241, 1292, 1387, 2044, 2261, 2482, 2774, 4522, 4964, 5548, 8687, 9044, 9709, 17374, 19418, 23579, 34748, 38836, 47158, 94316, 165053, 330106, 660212]

約数ペア:

[(1, 660212), (2, 330106), (4, 165053), (7, 94316), (14, 47158), (17, 38836), (19, 34748), (28, 23579), (34, 19418), (38, 17374), (68, 9709), (73, 9044), (76, 8687), (119, 5548), (133, 4964), (146, 4522), (238, 2774), (266, 2482), (292, 2261), (323, 2044), (476, 1387), (511, 1292), (532, 1241), (646, 1022)]