205392390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{4271}}^1$

素因数の和:4517

約数の個数: 64

約数和(自身を含む): 565954560

約数和(自身を除く): 360562170

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 229, 458, 687, 1145, 1374, 1603, 2290, 3206, 3435, 4271, 4809, 6870, 8015, 8542, 9618, 12813, 16030, 21355, 24045, 25626, 29897, 42710, 48090, 59794, 64065, 89691, 128130, 149485, 179382, 298970, 448455, 896910, 978059, 1956118, 2934177, 4890295, 5868354, 6846413, 9780590, 13692826, 14670885, 20539239, 29341770, 34232065, 41078478, 68464130, 102696195, 205392390]

約数ペア:

[(1, 205392390), (2, 102696195), (3, 68464130), (5, 41078478), (6, 34232065), (7, 29341770), (10, 20539239), (14, 14670885), (15, 13692826), (21, 9780590), (30, 6846413), (35, 5868354), (42, 4890295), (70, 2934177), (105, 1956118), (210, 978059), (229, 896910), (458, 448455), (687, 298970), (1145, 179382), (1374, 149485), (1603, 128130), (2290, 89691), (3206, 64065), (3435, 59794), (4271, 48090), (4809, 42710), (6870, 29897), (8015, 25626), (8542, 24045), (9618, 21355), (12813, 16030)]