972553540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{197}}^2$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 2359143360

約数和(自身を除く): 1386589820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 197, 358, 394, 716, 788, 895, 985, 1253, 1379, 1790, 1970, 2506, 2758, 3580, 3940, 5012, 5516, 6265, 6895, 12530, 13790, 25060, 27580, 35263, 38809, 70526, 77618, 141052, 155236, 176315, 194045, 246841, 271663, 352630, 388090, 493682, 543326, 705260, 776180, 987364, 1086652, 1234205, 1358315, 2468410, 2716630, 4936820, 5433260, 6946811, 13893622, 27787244, 34734055, 48627677, 69468110, 97255354, 138936220, 194510708, 243138385, 486276770, 972553540]

約数ペア:

[(1, 972553540), (2, 486276770), (4, 243138385), (5, 194510708), (7, 138936220), (10, 97255354), (14, 69468110), (20, 48627677), (28, 34734055), (35, 27787244), (70, 13893622), (140, 6946811), (179, 5433260), (197, 4936820), (358, 2716630), (394, 2468410), (716, 1358315), (788, 1234205), (895, 1086652), (985, 987364), (1253, 776180), (1379, 705260), (1790, 543326), (1970, 493682), (2506, 388090), (2758, 352630), (3580, 271663), (3940, 246841), (5012, 194045), (5516, 176315), (6265, 155236), (6895, 141052), (12530, 77618), (13790, 70526), (25060, 38809), (27580, 35263)]