252480340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{4861}}^1$

素因数の和:4937

約数の個数: 72

約数和(自身を含む): 628539912

約数和(自身を除く): 376059572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 196, 212, 245, 265, 371, 490, 530, 742, 980, 1060, 1484, 1855, 2597, 3710, 4861, 5194, 7420, 9722, 10388, 12985, 19444, 24305, 25970, 34027, 48610, 51940, 68054, 97220, 136108, 170135, 238189, 257633, 340270, 476378, 515266, 680540, 952756, 1030532, 1190945, 1288165, 1803431, 2381890, 2576330, 3606862, 4763780, 5152660, 7213724, 9017155, 12624017, 18034310, 25248034, 36068620, 50496068, 63120085, 126240170, 252480340]

約数ペア:

[(1, 252480340), (2, 126240170), (4, 63120085), (5, 50496068), (7, 36068620), (10, 25248034), (14, 18034310), (20, 12624017), (28, 9017155), (35, 7213724), (49, 5152660), (53, 4763780), (70, 3606862), (98, 2576330), (106, 2381890), (140, 1803431), (196, 1288165), (212, 1190945), (245, 1030532), (265, 952756), (371, 680540), (490, 515266), (530, 476378), (742, 340270), (980, 257633), (1060, 238189), (1484, 170135), (1855, 136108), (2597, 97220), (3710, 68054), (4861, 51940), (5194, 48610), (7420, 34027), (9722, 25970), (10388, 24305), (12985, 19444)]