68685780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67339}}^1$

素因数の和:67368

約数の個数: 48

約数和(自身を含む): 203636160

約数和(自身を除く): 134950380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 67339, 134678, 202017, 269356, 336695, 404034, 673390, 808068, 1010085, 1144763, 1346780, 2020170, 2289526, 3434289, 4040340, 4579052, 5723815, 6868578, 11447630, 13737156, 17171445, 22895260, 34342890, 68685780]

約数ペア:

[(1, 68685780), (2, 34342890), (3, 22895260), (4, 17171445), (5, 13737156), (6, 11447630), (10, 6868578), (12, 5723815), (15, 4579052), (17, 4040340), (20, 3434289), (30, 2289526), (34, 2020170), (51, 1346780), (60, 1144763), (68, 1010085), (85, 808068), (102, 673390), (170, 404034), (204, 336695), (255, 269356), (340, 202017), (510, 134678), (1020, 67339)]