304816540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{2003}}^1$

素因数の和:3106

約数の個数: 48

約数和(自身を含む): 732598272

約数和(自身を除く): 427781732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1087, 2003, 2174, 4006, 4348, 5435, 7609, 8012, 10015, 10870, 14021, 15218, 20030, 21740, 28042, 30436, 38045, 40060, 56084, 70105, 76090, 140210, 152180, 280420, 2177261, 4354522, 8709044, 10886305, 15240827, 21772610, 30481654, 43545220, 60963308, 76204135, 152408270, 304816540]

約数ペア:

[(1, 304816540), (2, 152408270), (4, 76204135), (5, 60963308), (7, 43545220), (10, 30481654), (14, 21772610), (20, 15240827), (28, 10886305), (35, 8709044), (70, 4354522), (140, 2177261), (1087, 280420), (2003, 152180), (2174, 140210), (4006, 76090), (4348, 70105), (5435, 56084), (7609, 40060), (8012, 38045), (10015, 30436), (10870, 28042), (14021, 21740), (15218, 20030)]