66870160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2777}}^1$

素因数の和:2840

約数の個数: 80

約数和(自身を含む): 181881216

約数和(自身を除く): 115011056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2408, 2777, 3010, 3440, 4816, 5554, 6020, 11108, 12040, 13885, 19439, 22216, 24080, 27770, 38878, 44432, 55540, 77756, 97195, 111080, 119411, 155512, 194390, 222160, 238822, 311024, 388780, 477644, 597055, 777560, 835877, 955288, 1194110, 1555120, 1671754, 1910576, 2388220, 3343508, 4179385, 4776440, 6687016, 8358770, 9552880, 13374032, 16717540, 33435080, 66870160]

約数ペア:

[(1, 66870160), (2, 33435080), (4, 16717540), (5, 13374032), (7, 9552880), (8, 8358770), (10, 6687016), (14, 4776440), (16, 4179385), (20, 3343508), (28, 2388220), (35, 1910576), (40, 1671754), (43, 1555120), (56, 1194110), (70, 955288), (80, 835877), (86, 777560), (112, 597055), (140, 477644), (172, 388780), (215, 311024), (280, 238822), (301, 222160), (344, 194390), (430, 155512), (560, 119411), (602, 111080), (688, 97195), (860, 77756), (1204, 55540), (1505, 44432), (1720, 38878), (2408, 27770), (2777, 24080), (3010, 22216), (3440, 19439), (4816, 13885), (5554, 12040), (6020, 11108)]