317220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 943488

約数和(自身を除く): 626268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 311, 340, 510, 622, 933, 1020, 1244, 1555, 1866, 3110, 3732, 4665, 5287, 6220, 9330, 10574, 15861, 18660, 21148, 26435, 31722, 52870, 63444, 79305, 105740, 158610, 317220]

約数ペア:

[(1, 317220), (2, 158610), (3, 105740), (4, 79305), (5, 63444), (6, 52870), (10, 31722), (12, 26435), (15, 21148), (17, 18660), (20, 15861), (30, 10574), (34, 9330), (51, 6220), (60, 5287), (68, 4665), (85, 3732), (102, 3110), (170, 1866), (204, 1555), (255, 1244), (311, 1020), (340, 933), (510, 622)]