291605580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{231433}}^1$

素因数の和:231455

約数の個数: 72

約数和(自身を含む): 1010903712

約数和(自身を除く): 719298132

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 231433, 462866, 694299, 925732, 1157165, 1388598, 1620031, 2082897, 2314330, 2777196, 3240062, 3471495, 4165794, 4628660, 4860093, 6480124, 6942990, 8100155, 8331588, 9720186, 10414485, 13885980, 14580279, 16200310, 19440372, 20828970, 24300465, 29160558, 32400620, 41657940, 48600930, 58321116, 72901395, 97201860, 145802790, 291605580]

約数ペア:

[(1, 291605580), (2, 145802790), (3, 97201860), (4, 72901395), (5, 58321116), (6, 48600930), (7, 41657940), (9, 32400620), (10, 29160558), (12, 24300465), (14, 20828970), (15, 19440372), (18, 16200310), (20, 14580279), (21, 13885980), (28, 10414485), (30, 9720186), (35, 8331588), (36, 8100155), (42, 6942990), (45, 6480124), (60, 4860093), (63, 4628660), (70, 4165794), (84, 3471495), (90, 3240062), (105, 2777196), (126, 2314330), (140, 2082897), (180, 1620031), (210, 1388598), (252, 1157165), (315, 925732), (420, 694299), (630, 462866), (1260, 231433)]