2656854.00000000

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 181440000

約数和(自身を除く): 129014760

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, 139, 140, 168, 210, 278, 280, 417, 420, 449, 556, 695, 834, 840, 898, 973, 1112, 1347, 1390, 1668, 1796, 1946, 2085, 2245, 2694, 2780, 2919, 3143, 3336, 3592, 3892, 4170, 4490, 4865, 5388, 5560, 5838, 6286, 6735, 7784, 8340, 8980, 9429, 9730, 10776, 11676, 12572, 13470, 14595, 15715, 16680, 17960, 18858, 19460, 23352, 25144, 26940, 29190, 31430, 37716, 38920, 47145, 53880, 58380, 62411, 62860, 75432, 94290, 116760, 124822, 125720, 187233, 188580, 249644, 312055, 374466, 377160, 436877, 499288, 624110, 748932, 873754, 936165, 1248220, 1310631, 1497864, 1747508, 1872330, 2184385, 2496440, 2621262, 3495016, 3744660, 4368770, 5242524, 6553155, 7489320, 8737540, 10485048, 13106310, 17475080, 26212620, 52425240]

約数ペア:

[(1, 52425240), (2, 26212620), (3, 17475080), (4, 13106310), (5, 10485048), (6, 8737540), (7, 7489320), (8, 6553155), (10, 5242524), (12, 4368770), (14, 3744660), (15, 3495016), (20, 2621262), (21, 2496440), (24, 2184385), (28, 1872330), (30, 1747508), (35, 1497864), (40, 1310631), (42, 1248220), (56, 936165), (60, 873754), (70, 748932), (84, 624110), (105, 499288), (120, 436877), (139, 377160), (140, 374466), (168, 312055), (210, 249644), (278, 188580), (280, 187233), (417, 125720), (420, 124822), (449, 116760), (556, 94290), (695, 75432), (834, 62860), (840, 62411), (898, 58380), (973, 53880), (1112, 47145), (1347, 38920), (1390, 37716), (1668, 31430), (1796, 29190), (1946, 26940), (2085, 25144), (2245, 23352), (2694, 19460), (2780, 18858), (2919, 17960), (3143, 16680), (3336, 15715), (3592, 14595), (3892, 13470), (4170, 12572), (4490, 11676), (4865, 10776), (5388, 9730), (5560, 9429), (5838, 8980), (6286, 8340), (6735, 7784)]