313616560

素因数分解:

$2^4\times 5^1\times {\mathrm{1481}}^1\times {\mathrm{2647}}^1$

素因数の和:4141

約数の個数: 40

約数和(自身を含む): 729926496

約数和(自身を除く): 416309936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1481, 2647, 2962, 5294, 5924, 7405, 10588, 11848, 13235, 14810, 21176, 23696, 26470, 29620, 42352, 52940, 59240, 105880, 118480, 211760, 3920207, 7840414, 15680828, 19601035, 31361656, 39202070, 62723312, 78404140, 156808280, 313616560]

約数ペア:

[(1, 313616560), (2, 156808280), (4, 78404140), (5, 62723312), (8, 39202070), (10, 31361656), (16, 19601035), (20, 15680828), (40, 7840414), (80, 3920207), (1481, 211760), (2647, 118480), (2962, 105880), (5294, 59240), (5924, 52940), (7405, 42352), (10588, 29620), (11848, 26470), (13235, 23696), (14810, 21176)]