680295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 64

約数和(自身を含む): 1474560

約数和(自身を除く): 794265

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 31, 33, 35, 55, 57, 77, 93, 95, 105, 133, 155, 165, 209, 217, 231, 285, 341, 385, 399, 465, 589, 627, 651, 665, 1023, 1045, 1085, 1155, 1463, 1705, 1767, 1995, 2387, 2945, 3135, 3255, 4123, 4389, 5115, 6479, 7161, 7315, 8835, 11935, 12369, 19437, 20615, 21945, 32395, 35805, 45353, 61845, 97185, 136059, 226765, 680295]

約数ペア:

[(1, 680295), (3, 226765), (5, 136059), (7, 97185), (11, 61845), (15, 45353), (19, 35805), (21, 32395), (31, 21945), (33, 20615), (35, 19437), (55, 12369), (57, 11935), (77, 8835), (93, 7315), (95, 7161), (105, 6479), (133, 5115), (155, 4389), (165, 4123), (209, 3255), (217, 3135), (231, 2945), (285, 2387), (341, 1995), (385, 1767), (399, 1705), (465, 1463), (589, 1155), (627, 1085), (651, 1045), (665, 1023)]