210318315

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{439}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 363897600

約数和(自身を除く): 153579285

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 439, 615, 779, 1317, 1681, 2195, 2337, 3895, 5043, 6585, 8341, 8405, 11685, 17999, 25023, 25215, 31939, 41705, 53997, 89995, 95817, 125115, 159695, 269985, 341981, 479085, 737959, 1025943, 1709905, 2213877, 3689795, 5129715, 11069385, 14021221, 42063663, 70106105, 210318315]

約数ペア:

[(1, 210318315), (3, 70106105), (5, 42063663), (15, 14021221), (19, 11069385), (41, 5129715), (57, 3689795), (95, 2213877), (123, 1709905), (205, 1025943), (285, 737959), (439, 479085), (615, 341981), (779, 269985), (1317, 159695), (1681, 125115), (2195, 95817), (2337, 89995), (3895, 53997), (5043, 41705), (6585, 31939), (8341, 25215), (8405, 25023), (11685, 17999)]