68815340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 168618240

約数和(自身を除く): 99802900

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 101, 110, 163, 190, 202, 209, 220, 326, 380, 404, 418, 505, 652, 815, 836, 1010, 1045, 1111, 1630, 1793, 1919, 2020, 2090, 2222, 3097, 3260, 3586, 3838, 4180, 4444, 5555, 6194, 7172, 7676, 8965, 9595, 11110, 12388, 15485, 16463, 17930, 19190, 21109, 22220, 30970, 32926, 34067, 35860, 38380, 42218, 61940, 65852, 68134, 82315, 84436, 105545, 136268, 164630, 170335, 181093, 211090, 312797, 329260, 340670, 362186, 422180, 625594, 681340, 724372, 905465, 1251188, 1563985, 1810930, 3127970, 3440767, 3621860, 6255940, 6881534, 13763068, 17203835, 34407670, 68815340]

約数ペア:

[(1, 68815340), (2, 34407670), (4, 17203835), (5, 13763068), (10, 6881534), (11, 6255940), (19, 3621860), (20, 3440767), (22, 3127970), (38, 1810930), (44, 1563985), (55, 1251188), (76, 905465), (95, 724372), (101, 681340), (110, 625594), (163, 422180), (190, 362186), (202, 340670), (209, 329260), (220, 312797), (326, 211090), (380, 181093), (404, 170335), (418, 164630), (505, 136268), (652, 105545), (815, 84436), (836, 82315), (1010, 68134), (1045, 65852), (1111, 61940), (1630, 42218), (1793, 38380), (1919, 35860), (2020, 34067), (2090, 32926), (2222, 30970), (3097, 22220), (3260, 21109), (3586, 19190), (3838, 17930), (4180, 16463), (4444, 15485), (5555, 12388), (6194, 11110), (7172, 9595), (7676, 8965)]