2008558776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:725

約数の個数: 128

約数和(自身を含む): 5817231360

約数和(自身を除く): 3808672584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 157, 168, 271, 281, 314, 471, 542, 562, 628, 813, 843, 942, 1084, 1099, 1124, 1256, 1626, 1686, 1884, 1897, 1967, 2168, 2198, 2248, 3252, 3297, 3372, 3768, 3794, 3934, 4396, 5691, 5901, 6504, 6594, 6744, 7588, 7868, 8792, 11382, 11802, 13188, 15176, 15736, 22764, 23604, 26376, 42547, 44117, 45528, 47208, 76151, 85094, 88234, 127641, 132351, 152302, 170188, 176468, 228453, 255282, 264702, 297829, 304604, 308819, 340376, 352936, 456906, 510564, 529404, 533057, 595658, 609208, 617638, 893487, 913812, 926457, 1021128, 1058808, 1066114, 1191316, 1235276, 1599171, 1786974, 1827624, 1852914, 2132228, 2382632, 2470552, 3198342, 3573948, 3705828, 4264456, 6396684, 7147896, 7411656, 11955707, 12793368, 23911414, 35867121, 47822828, 71734242, 83689949, 95645656, 143468484, 167379898, 251069847, 286936968, 334759796, 502139694, 669519592, 1004279388, 2008558776]

約数ペア:

[(1, 2008558776), (2, 1004279388), (3, 669519592), (4, 502139694), (6, 334759796), (7, 286936968), (8, 251069847), (12, 167379898), (14, 143468484), (21, 95645656), (24, 83689949), (28, 71734242), (42, 47822828), (56, 35867121), (84, 23911414), (157, 12793368), (168, 11955707), (271, 7411656), (281, 7147896), (314, 6396684), (471, 4264456), (542, 3705828), (562, 3573948), (628, 3198342), (813, 2470552), (843, 2382632), (942, 2132228), (1084, 1852914), (1099, 1827624), (1124, 1786974), (1256, 1599171), (1626, 1235276), (1686, 1191316), (1884, 1066114), (1897, 1058808), (1967, 1021128), (2168, 926457), (2198, 913812), (2248, 893487), (3252, 617638), (3297, 609208), (3372, 595658), (3768, 533057), (3794, 529404), (3934, 510564), (4396, 456906), (5691, 352936), (5901, 340376), (6504, 308819), (6594, 304604), (6744, 297829), (7588, 264702), (7868, 255282), (8792, 228453), (11382, 176468), (11802, 170188), (13188, 152302), (15176, 132351), (15736, 127641), (22764, 88234), (23604, 85094), (26376, 76151), (42547, 47208), (44117, 45528)]