209900970

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{28793}}^1$

素因数の和:28818

約数の個数: 56

約数和(自身を含む): 566493156

約数和(自身を除く): 356592186

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 3645, 7290, 28793, 57586, 86379, 143965, 172758, 259137, 287930, 431895, 518274, 777411, 863790, 1295685, 1554822, 2332233, 2591370, 3887055, 4664466, 6996699, 7774110, 11661165, 13993398, 20990097, 23322330, 34983495, 41980194, 69966990, 104950485, 209900970]

約数ペア:

[(1, 209900970), (2, 104950485), (3, 69966990), (5, 41980194), (6, 34983495), (9, 23322330), (10, 20990097), (15, 13993398), (18, 11661165), (27, 7774110), (30, 6996699), (45, 4664466), (54, 3887055), (81, 2591370), (90, 2332233), (135, 1554822), (162, 1295685), (243, 863790), (270, 777411), (405, 518274), (486, 431895), (729, 287930), (810, 259137), (1215, 172758), (1458, 143965), (2430, 86379), (3645, 57586), (7290, 28793)]