313390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:73

約数の個数: 48

約数和(自身を含む): 727776

約数和(自身を除く): 414386

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 121, 154, 185, 242, 259, 370, 385, 407, 518, 605, 770, 814, 847, 1210, 1295, 1694, 2035, 2590, 2849, 4070, 4235, 4477, 5698, 8470, 8954, 14245, 22385, 28490, 31339, 44770, 62678, 156695, 313390]

約数ペア:

[(1, 313390), (2, 156695), (5, 62678), (7, 44770), (10, 31339), (11, 28490), (14, 22385), (22, 14245), (35, 8954), (37, 8470), (55, 5698), (70, 4477), (74, 4235), (77, 4070), (110, 2849), (121, 2590), (154, 2035), (185, 1694), (242, 1295), (259, 1210), (370, 847), (385, 814), (407, 770), (518, 605)]