280738052

素因数分解:

$2^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{9613}}^1$

素因数の和:9780

約数の個数: 36

約数和(自身を含む): 575397900

約数和(自身を除く): 294659848

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 149, 196, 298, 596, 1043, 2086, 4172, 7301, 9613, 14602, 19226, 29204, 38452, 67291, 134582, 269164, 471037, 942074, 1432337, 1884148, 2864674, 5729348, 10026359, 20052718, 40105436, 70184513, 140369026, 280738052]

約数ペア:

[(1, 280738052), (2, 140369026), (4, 70184513), (7, 40105436), (14, 20052718), (28, 10026359), (49, 5729348), (98, 2864674), (149, 1884148), (196, 1432337), (298, 942074), (596, 471037), (1043, 269164), (2086, 134582), (4172, 67291), (7301, 38452), (9613, 29204), (14602, 19226)]