2440935

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{41}}^1$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 5228496

約数和(自身を除く): 2787561

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 49, 63, 81, 105, 123, 135, 147, 189, 205, 243, 245, 287, 315, 369, 405, 441, 567, 615, 735, 861, 945, 1107, 1215, 1323, 1435, 1701, 1845, 2009, 2205, 2583, 2835, 3321, 3969, 4305, 5535, 6027, 6615, 7749, 8505, 9963, 10045, 11907, 12915, 16605, 18081, 19845, 23247, 30135, 38745, 49815, 54243, 59535, 69741, 90405, 116235, 162729, 271215, 348705, 488187, 813645, 2440935]

約数ペア:

[(1, 2440935), (3, 813645), (5, 488187), (7, 348705), (9, 271215), (15, 162729), (21, 116235), (27, 90405), (35, 69741), (41, 59535), (45, 54243), (49, 49815), (63, 38745), (81, 30135), (105, 23247), (123, 19845), (135, 18081), (147, 16605), (189, 12915), (205, 11907), (243, 10045), (245, 9963), (287, 8505), (315, 7749), (369, 6615), (405, 6027), (441, 5535), (567, 4305), (615, 3969), (735, 3321), (861, 2835), (945, 2583), (1107, 2205), (1215, 2009), (1323, 1845), (1435, 1701)]