215182520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1087}}^1$

素因数の和:1213

約数の個数: 96

約数和(自身を含む): 569306880

約数和(自身を除く): 354124360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 101, 140, 196, 202, 245, 280, 392, 404, 490, 505, 707, 808, 980, 1010, 1087, 1414, 1960, 2020, 2174, 2828, 3535, 4040, 4348, 4949, 5435, 5656, 7070, 7609, 8696, 9898, 10870, 14140, 15218, 19796, 21740, 24745, 28280, 30436, 38045, 39592, 43480, 49490, 53263, 60872, 76090, 98980, 106526, 109787, 152180, 197960, 213052, 219574, 266315, 304360, 426104, 439148, 532630, 548935, 768509, 878296, 1065260, 1097870, 1537018, 2130520, 2195740, 3074036, 3842545, 4391480, 5379563, 6148072, 7685090, 10759126, 15370180, 21518252, 26897815, 30740360, 43036504, 53795630, 107591260, 215182520]

約数ペア:

[(1, 215182520), (2, 107591260), (4, 53795630), (5, 43036504), (7, 30740360), (8, 26897815), (10, 21518252), (14, 15370180), (20, 10759126), (28, 7685090), (35, 6148072), (40, 5379563), (49, 4391480), (56, 3842545), (70, 3074036), (98, 2195740), (101, 2130520), (140, 1537018), (196, 1097870), (202, 1065260), (245, 878296), (280, 768509), (392, 548935), (404, 532630), (490, 439148), (505, 426104), (707, 304360), (808, 266315), (980, 219574), (1010, 213052), (1087, 197960), (1414, 152180), (1960, 109787), (2020, 106526), (2174, 98980), (2828, 76090), (3535, 60872), (4040, 53263), (4348, 49490), (4949, 43480), (5435, 39592), (5656, 38045), (7070, 30436), (7609, 28280), (8696, 24745), (9898, 21740), (10870, 19796), (14140, 15218)]