64134420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{491}}^1$

素因数の和:821

約数の個数: 96

約数和(自身を含む): 206309376

約数和(自身を除く): 142174956

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, 311, 420, 491, 622, 933, 982, 1244, 1473, 1555, 1866, 1964, 2177, 2455, 2946, 3110, 3437, 3732, 4354, 4665, 4910, 5892, 6220, 6531, 6874, 7365, 8708, 9330, 9820, 10311, 10885, 13062, 13748, 14730, 17185, 18660, 20622, 21770, 26124, 29460, 32655, 34370, 41244, 43540, 51555, 65310, 68740, 103110, 130620, 152701, 206220, 305402, 458103, 610804, 763505, 916206, 1068907, 1527010, 1832412, 2137814, 2290515, 3054020, 3206721, 4275628, 4581030, 5344535, 6413442, 9162060, 10689070, 12826884, 16033605, 21378140, 32067210, 64134420]

約数ペア:

[(1, 64134420), (2, 32067210), (3, 21378140), (4, 16033605), (5, 12826884), (6, 10689070), (7, 9162060), (10, 6413442), (12, 5344535), (14, 4581030), (15, 4275628), (20, 3206721), (21, 3054020), (28, 2290515), (30, 2137814), (35, 1832412), (42, 1527010), (60, 1068907), (70, 916206), (84, 763505), (105, 610804), (140, 458103), (210, 305402), (311, 206220), (420, 152701), (491, 130620), (622, 103110), (933, 68740), (982, 65310), (1244, 51555), (1473, 43540), (1555, 41244), (1866, 34370), (1964, 32655), (2177, 29460), (2455, 26124), (2946, 21770), (3110, 20622), (3437, 18660), (3732, 17185), (4354, 14730), (4665, 13748), (4910, 13062), (5892, 10885), (6220, 10311), (6531, 9820), (6874, 9330), (7365, 8708)]