293021680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1889}}^1$

素因数の和:2186

約数の個数: 80

約数和(自身を含む): 781824960

約数和(自身を除く): 488803280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 277, 280, 554, 560, 1108, 1385, 1889, 1939, 2216, 2770, 3778, 3878, 4432, 5540, 7556, 7756, 9445, 9695, 11080, 13223, 15112, 15512, 18890, 19390, 22160, 26446, 30224, 31024, 37780, 38780, 52892, 66115, 75560, 77560, 105784, 132230, 151120, 155120, 211568, 264460, 523253, 528920, 1046506, 1057840, 2093012, 2616265, 3662771, 4186024, 5232530, 7325542, 8372048, 10465060, 14651084, 18313855, 20930120, 29302168, 36627710, 41860240, 58604336, 73255420, 146510840, 293021680]

約数ペア:

[(1, 293021680), (2, 146510840), (4, 73255420), (5, 58604336), (7, 41860240), (8, 36627710), (10, 29302168), (14, 20930120), (16, 18313855), (20, 14651084), (28, 10465060), (35, 8372048), (40, 7325542), (56, 5232530), (70, 4186024), (80, 3662771), (112, 2616265), (140, 2093012), (277, 1057840), (280, 1046506), (554, 528920), (560, 523253), (1108, 264460), (1385, 211568), (1889, 155120), (1939, 151120), (2216, 132230), (2770, 105784), (3778, 77560), (3878, 75560), (4432, 66115), (5540, 52892), (7556, 38780), (7756, 37780), (9445, 31024), (9695, 30224), (11080, 26446), (13223, 22160), (15112, 19390), (15512, 18890)]