138601360

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 332697456

約数和(自身を除く): 194096096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 97, 106, 194, 212, 265, 337, 388, 424, 485, 530, 674, 776, 848, 970, 1060, 1348, 1552, 1685, 1940, 2120, 2696, 3370, 3880, 4240, 5141, 5392, 6740, 7760, 10282, 13480, 17861, 20564, 25705, 26960, 32689, 35722, 41128, 51410, 65378, 71444, 82256, 89305, 102820, 130756, 142888, 163445, 178610, 205640, 261512, 285776, 326890, 357220, 411280, 523024, 653780, 714440, 1307560, 1428880, 1732517, 2615120, 3465034, 6930068, 8662585, 13860136, 17325170, 27720272, 34650340, 69300680, 138601360]

約数ペア:

[(1, 138601360), (2, 69300680), (4, 34650340), (5, 27720272), (8, 17325170), (10, 13860136), (16, 8662585), (20, 6930068), (40, 3465034), (53, 2615120), (80, 1732517), (97, 1428880), (106, 1307560), (194, 714440), (212, 653780), (265, 523024), (337, 411280), (388, 357220), (424, 326890), (485, 285776), (530, 261512), (674, 205640), (776, 178610), (848, 163445), (970, 142888), (1060, 130756), (1348, 102820), (1552, 89305), (1685, 82256), (1940, 71444), (2120, 65378), (2696, 51410), (3370, 41128), (3880, 35722), (4240, 32689), (5141, 26960), (5392, 25705), (6740, 20564), (7760, 17861), (10282, 13480)]