258032940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{390959}}^1$

素因数の和:390982

約数の個数: 48

約数和(自身を含む): 788175360

約数和(自身を除く): 530142420

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 390959, 781918, 1172877, 1563836, 1954795, 2345754, 3909590, 4300549, 4691508, 5864385, 7819180, 8601098, 11728770, 12901647, 17202196, 21502745, 23457540, 25803294, 43005490, 51606588, 64508235, 86010980, 129016470, 258032940]

約数ペア:

[(1, 258032940), (2, 129016470), (3, 86010980), (4, 64508235), (5, 51606588), (6, 43005490), (10, 25803294), (11, 23457540), (12, 21502745), (15, 17202196), (20, 12901647), (22, 11728770), (30, 8601098), (33, 7819180), (44, 5864385), (55, 4691508), (60, 4300549), (66, 3909590), (110, 2345754), (132, 1954795), (165, 1563836), (220, 1172877), (330, 781918), (660, 390959)]