315266620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{2311}}^1$

素因数の和:2698

約数の個数: 48

約数和(自身を含む): 699148800

約数和(自身を除く): 383882180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 359, 380, 718, 1436, 1795, 2311, 3590, 4622, 6821, 7180, 9244, 11555, 13642, 23110, 27284, 34105, 43909, 46220, 68210, 87818, 136420, 175636, 219545, 439090, 829649, 878180, 1659298, 3318596, 4148245, 8296490, 15763331, 16592980, 31526662, 63053324, 78816655, 157633310, 315266620]

約数ペア:

[(1, 315266620), (2, 157633310), (4, 78816655), (5, 63053324), (10, 31526662), (19, 16592980), (20, 15763331), (38, 8296490), (76, 4148245), (95, 3318596), (190, 1659298), (359, 878180), (380, 829649), (718, 439090), (1436, 219545), (1795, 175636), (2311, 136420), (3590, 87818), (4622, 68210), (6821, 46220), (7180, 43909), (9244, 34105), (11555, 27284), (13642, 23110)]