660971528

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{2347}}^1$

素因数の和:2514

約数の個数: 64

約数和(自身を含む): 1460643840

約数和(自身を除く): 799672312

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 107, 188, 214, 329, 376, 428, 658, 749, 856, 1316, 1498, 2347, 2632, 2996, 4694, 5029, 5992, 9388, 10058, 16429, 18776, 20116, 32858, 35203, 40232, 65716, 70406, 110309, 131432, 140812, 220618, 251129, 281624, 441236, 502258, 772163, 882472, 1004516, 1544326, 1757903, 2009032, 3088652, 3515806, 6177304, 7031612, 11803063, 14063224, 23606126, 47212252, 82621441, 94424504, 165242882, 330485764, 660971528]

約数ペア:

[(1, 660971528), (2, 330485764), (4, 165242882), (7, 94424504), (8, 82621441), (14, 47212252), (28, 23606126), (47, 14063224), (56, 11803063), (94, 7031612), (107, 6177304), (188, 3515806), (214, 3088652), (329, 2009032), (376, 1757903), (428, 1544326), (658, 1004516), (749, 882472), (856, 772163), (1316, 502258), (1498, 441236), (2347, 281624), (2632, 251129), (2996, 220618), (4694, 140812), (5029, 131432), (5992, 110309), (9388, 70406), (10058, 65716), (16429, 40232), (18776, 35203), (20116, 32858)]