77005680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{643}}^1$

素因数の和:1158

約数の個数: 80

約数和(自身を含む): 239568000

約数和(自身を除く): 162562320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 499, 643, 998, 1286, 1497, 1929, 1996, 2495, 2572, 2994, 3215, 3858, 3992, 4990, 5144, 5988, 6430, 7485, 7716, 7984, 9645, 9980, 10288, 11976, 12860, 14970, 15432, 19290, 19960, 23952, 25720, 29940, 30864, 38580, 39920, 51440, 59880, 77160, 119760, 154320, 320857, 641714, 962571, 1283428, 1604285, 1925142, 2566856, 3208570, 3850284, 4812855, 5133712, 6417140, 7700568, 9625710, 12834280, 15401136, 19251420, 25668560, 38502840, 77005680]

約数ペア:

[(1, 77005680), (2, 38502840), (3, 25668560), (4, 19251420), (5, 15401136), (6, 12834280), (8, 9625710), (10, 7700568), (12, 6417140), (15, 5133712), (16, 4812855), (20, 3850284), (24, 3208570), (30, 2566856), (40, 1925142), (48, 1604285), (60, 1283428), (80, 962571), (120, 641714), (240, 320857), (499, 154320), (643, 119760), (998, 77160), (1286, 59880), (1497, 51440), (1929, 39920), (1996, 38580), (2495, 30864), (2572, 29940), (2994, 25720), (3215, 23952), (3858, 19960), (3992, 19290), (4990, 15432), (5144, 14970), (5988, 12860), (6430, 11976), (7485, 10288), (7716, 9980), (7984, 9645)]