314428380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{748639}}^1$

素因数の和:748658

約数の個数: 48

約数和(自身を含む): 1006172160

約数和(自身を除く): 691743780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 748639, 1497278, 2245917, 2994556, 3743195, 4491834, 5240473, 7486390, 8983668, 10480946, 11229585, 14972780, 15721419, 20961892, 22459170, 26202365, 31442838, 44918340, 52404730, 62885676, 78607095, 104809460, 157214190, 314428380]

約数ペア:

[(1, 314428380), (2, 157214190), (3, 104809460), (4, 78607095), (5, 62885676), (6, 52404730), (7, 44918340), (10, 31442838), (12, 26202365), (14, 22459170), (15, 20961892), (20, 15721419), (21, 14972780), (28, 11229585), (30, 10480946), (35, 8983668), (42, 7486390), (60, 5240473), (70, 4491834), (84, 3743195), (105, 2994556), (140, 2245917), (210, 1497278), (420, 748639)]