268757566

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{467}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 522422784

約数和(自身を除く): 253665218

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 101, 154, 202, 259, 407, 467, 518, 707, 814, 934, 1111, 1414, 2222, 2849, 3269, 3737, 5137, 5698, 6538, 7474, 7777, 10274, 15554, 17279, 26159, 34558, 35959, 41107, 47167, 52318, 71918, 82214, 94334, 120953, 190069, 241906, 287749, 330169, 380138, 518837, 575498, 660338, 1037674, 1330483, 1745179, 2660966, 3490358, 3631859, 7263718, 12216253, 19196969, 24432506, 38393938, 134378783, 268757566]

約数ペア:

[(1, 268757566), (2, 134378783), (7, 38393938), (11, 24432506), (14, 19196969), (22, 12216253), (37, 7263718), (74, 3631859), (77, 3490358), (101, 2660966), (154, 1745179), (202, 1330483), (259, 1037674), (407, 660338), (467, 575498), (518, 518837), (707, 380138), (814, 330169), (934, 287749), (1111, 241906), (1414, 190069), (2222, 120953), (2849, 94334), (3269, 82214), (3737, 71918), (5137, 52318), (5698, 47167), (6538, 41107), (7474, 35959), (7777, 34558), (10274, 26159), (15554, 17279)]