207820980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1154561}}^1$

素因数の和:1154576

約数の個数: 36

約数和(自身を含む): 630390852

約数和(自身を除く): 422569872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1154561, 2309122, 3463683, 4618244, 5772805, 6927366, 10391049, 11545610, 13854732, 17318415, 20782098, 23091220, 34636830, 41564196, 51955245, 69273660, 103910490, 207820980]

約数ペア:

[(1, 207820980), (2, 103910490), (3, 69273660), (4, 51955245), (5, 41564196), (6, 34636830), (9, 23091220), (10, 20782098), (12, 17318415), (15, 13854732), (18, 11545610), (20, 10391049), (30, 6927366), (36, 5772805), (45, 4618244), (60, 3463683), (90, 2309122), (180, 1154561)]