553980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1319}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 1774080

約数和(自身を除く): 1220100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1319, 2638, 3957, 5276, 6595, 7914, 9233, 13190, 15828, 18466, 19785, 26380, 27699, 36932, 39570, 46165, 55398, 79140, 92330, 110796, 138495, 184660, 276990, 553980]

約数ペア:

[(1, 553980), (2, 276990), (3, 184660), (4, 138495), (5, 110796), (6, 92330), (7, 79140), (10, 55398), (12, 46165), (14, 39570), (15, 36932), (20, 27699), (21, 26380), (28, 19785), (30, 18466), (35, 15828), (42, 13190), (60, 9233), (70, 7914), (84, 6595), (105, 5276), (140, 3957), (210, 2638), (420, 1319)]