291567354820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{797}}^1\times {\mathrm{373297}}^1$

素因数の和:374117

約数の個数: 72

約数和(自身を含む): 713152978776

約数和(自身を除く): 421585623956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 797, 980, 1594, 3188, 3985, 5579, 7970, 11158, 15940, 22316, 27895, 39053, 55790, 78106, 111580, 156212, 195265, 373297, 390530, 746594, 781060, 1493188, 1866485, 2613079, 3732970, 5226158, 7465940, 10452316, 13065395, 18291553, 26130790, 36583106, 52261580, 73166212, 91457765, 182915530, 297517709, 365831060, 595035418, 1190070836, 1487588545, 2082623963, 2975177090, 4165247926, 5950354180, 8330495852, 10413119815, 14578367741, 20826239630, 29156735482, 41652479260, 58313470964, 72891838705, 145783677410, 291567354820]

約数ペア:

[(1, 291567354820), (2, 145783677410), (4, 72891838705), (5, 58313470964), (7, 41652479260), (10, 29156735482), (14, 20826239630), (20, 14578367741), (28, 10413119815), (35, 8330495852), (49, 5950354180), (70, 4165247926), (98, 2975177090), (140, 2082623963), (196, 1487588545), (245, 1190070836), (490, 595035418), (797, 365831060), (980, 297517709), (1594, 182915530), (3188, 91457765), (3985, 73166212), (5579, 52261580), (7970, 36583106), (11158, 26130790), (15940, 18291553), (22316, 13065395), (27895, 10452316), (39053, 7465940), (55790, 5226158), (78106, 3732970), (111580, 2613079), (156212, 1866485), (195265, 1493188), (373297, 781060), (390530, 746594)]