6981240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{8311}}^1$

素因数の和:8332

約数の個数: 64

約数和(自身を含む): 23938560

約数和(自身を除く): 16957320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 8311, 16622, 24933, 33244, 41555, 49866, 58177, 66488, 83110, 99732, 116354, 124665, 166220, 174531, 199464, 232708, 249330, 290885, 332440, 349062, 465416, 498660, 581770, 698124, 872655, 997320, 1163540, 1396248, 1745310, 2327080, 3490620, 6981240]

約数ペア:

[(1, 6981240), (2, 3490620), (3, 2327080), (4, 1745310), (5, 1396248), (6, 1163540), (7, 997320), (8, 872655), (10, 698124), (12, 581770), (14, 498660), (15, 465416), (20, 349062), (21, 332440), (24, 290885), (28, 249330), (30, 232708), (35, 199464), (40, 174531), (42, 166220), (56, 124665), (60, 116354), (70, 99732), (84, 83110), (105, 66488), (120, 58177), (140, 49866), (168, 41555), (210, 33244), (280, 24933), (420, 16622), (840, 8311)]