271742320

素因数分解:

$2^4\times 5^1\times {\mathrm{997}}^1\times {\mathrm{3407}}^1$

素因数の和:4417

約数の個数: 40

約数和(自身を含む): 632620224

約数和(自身を除く): 360877904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997, 1994, 3407, 3988, 4985, 6814, 7976, 9970, 13628, 15952, 17035, 19940, 27256, 34070, 39880, 54512, 68140, 79760, 136280, 272560, 3396779, 6793558, 13587116, 16983895, 27174232, 33967790, 54348464, 67935580, 135871160, 271742320]

約数ペア:

[(1, 271742320), (2, 135871160), (4, 67935580), (5, 54348464), (8, 33967790), (10, 27174232), (16, 16983895), (20, 13587116), (40, 6793558), (80, 3396779), (997, 272560), (1994, 136280), (3407, 79760), (3988, 68140), (4985, 54512), (6814, 39880), (7976, 34070), (9970, 27256), (13628, 19940), (15952, 17035)]