68677980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1619}}^1$

素因数の和:1739

約数の個数: 96

約数和(自身を含む): 222082560

約数和(自身を除く): 153404580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 101, 105, 140, 202, 210, 303, 404, 420, 505, 606, 707, 1010, 1212, 1414, 1515, 1619, 2020, 2121, 2828, 3030, 3238, 3535, 4242, 4857, 6060, 6476, 7070, 8095, 8484, 9714, 10605, 11333, 14140, 16190, 19428, 21210, 22666, 24285, 32380, 33999, 42420, 45332, 48570, 56665, 67998, 97140, 113330, 135996, 163519, 169995, 226660, 327038, 339990, 490557, 654076, 679980, 817595, 981114, 1144633, 1635190, 1962228, 2289266, 2452785, 3270380, 3433899, 4578532, 4905570, 5723165, 6867798, 9811140, 11446330, 13735596, 17169495, 22892660, 34338990, 68677980]

約数ペア:

[(1, 68677980), (2, 34338990), (3, 22892660), (4, 17169495), (5, 13735596), (6, 11446330), (7, 9811140), (10, 6867798), (12, 5723165), (14, 4905570), (15, 4578532), (20, 3433899), (21, 3270380), (28, 2452785), (30, 2289266), (35, 1962228), (42, 1635190), (60, 1144633), (70, 981114), (84, 817595), (101, 679980), (105, 654076), (140, 490557), (202, 339990), (210, 327038), (303, 226660), (404, 169995), (420, 163519), (505, 135996), (606, 113330), (707, 97140), (1010, 67998), (1212, 56665), (1414, 48570), (1515, 45332), (1619, 42420), (2020, 33999), (2121, 32380), (2828, 24285), (3030, 22666), (3238, 21210), (3535, 19428), (4242, 16190), (4857, 14140), (6060, 11333), (6476, 10605), (7070, 9714), (8095, 8484)]