123846520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{353}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 326883600

約数和(自身を除く): 203037080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 179, 196, 245, 280, 353, 358, 392, 490, 706, 716, 895, 980, 1253, 1412, 1432, 1765, 1790, 1960, 2471, 2506, 2824, 3530, 3580, 4942, 5012, 6265, 7060, 7160, 8771, 9884, 10024, 12355, 12530, 14120, 17297, 17542, 19768, 24710, 25060, 34594, 35084, 43855, 49420, 50120, 63187, 69188, 70168, 86485, 87710, 98840, 126374, 138376, 172970, 175420, 252748, 315935, 345940, 350840, 442309, 505496, 631870, 691880, 884618, 1263740, 1769236, 2211545, 2527480, 3096163, 3538472, 4423090, 6192326, 8846180, 12384652, 15480815, 17692360, 24769304, 30961630, 61923260, 123846520]

約数ペア:

[(1, 123846520), (2, 61923260), (4, 30961630), (5, 24769304), (7, 17692360), (8, 15480815), (10, 12384652), (14, 8846180), (20, 6192326), (28, 4423090), (35, 3538472), (40, 3096163), (49, 2527480), (56, 2211545), (70, 1769236), (98, 1263740), (140, 884618), (179, 691880), (196, 631870), (245, 505496), (280, 442309), (353, 350840), (358, 345940), (392, 315935), (490, 252748), (706, 175420), (716, 172970), (895, 138376), (980, 126374), (1253, 98840), (1412, 87710), (1432, 86485), (1765, 70168), (1790, 69188), (1960, 63187), (2471, 50120), (2506, 49420), (2824, 43855), (3530, 35084), (3580, 34594), (4942, 25060), (5012, 24710), (6265, 19768), (7060, 17542), (7160, 17297), (8771, 14120), (9884, 12530), (10024, 12355)]