303977380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{310181}}^1$

素因数の和:310204

約数の個数: 36

約数和(自身を含む): 742575708

約数和(自身を除く): 438598328

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 310181, 620362, 1240724, 1550905, 2171267, 3101810, 4342534, 6203620, 8685068, 10856335, 15198869, 21712670, 30397738, 43425340, 60795476, 75994345, 151988690, 303977380]

約数ペア:

[(1, 303977380), (2, 151988690), (4, 75994345), (5, 60795476), (7, 43425340), (10, 30397738), (14, 21712670), (20, 15198869), (28, 10856335), (35, 8685068), (49, 6203620), (70, 4342534), (98, 3101810), (140, 2171267), (196, 1550905), (245, 1240724), (490, 620362), (980, 310181)]