66762780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{158959}}^1$

素因数の和:158978

約数の個数: 48

約数和(自身を含む): 213642240

約数和(自身を除く): 146879460

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, 158959, 317918, 476877, 635836, 794795, 953754, 1112713, 1589590, 1907508, 2225426, 2384385, 3179180, 3338139, 4450852, 4768770, 5563565, 6676278, 9537540, 11127130, 13352556, 16690695, 22254260, 33381390, 66762780]

約数ペア:

[(1, 66762780), (2, 33381390), (3, 22254260), (4, 16690695), (5, 13352556), (6, 11127130), (7, 9537540), (10, 6676278), (12, 5563565), (14, 4768770), (15, 4450852), (20, 3338139), (21, 3179180), (28, 2384385), (30, 2225426), (35, 1907508), (42, 1589590), (60, 1112713), (70, 953754), (84, 794795), (105, 635836), (140, 476877), (210, 317918), (420, 158959)]