255220812

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1879}}^1$

素因数の和:1921

約数の個数: 144

約数和(自身を含む): 821184000

約数和(自身を除く): 565963188

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 49, 63, 66, 77, 84, 98, 99, 126, 132, 147, 154, 196, 198, 231, 252, 294, 308, 343, 396, 441, 462, 539, 588, 686, 693, 882, 924, 1029, 1078, 1372, 1386, 1617, 1764, 1879, 2058, 2156, 2772, 3087, 3234, 3758, 3773, 4116, 4851, 5637, 6174, 6468, 7516, 7546, 9702, 11274, 11319, 12348, 13153, 15092, 16911, 19404, 20669, 22548, 22638, 26306, 33822, 33957, 39459, 41338, 45276, 52612, 62007, 67644, 67914, 78918, 82676, 92071, 118377, 124014, 135828, 144683, 157836, 184142, 186021, 236754, 248028, 276213, 289366, 368284, 372042, 434049, 473508, 552426, 578732, 644497, 744084, 828639, 868098, 1012781, 1104852, 1288994, 1302147, 1657278, 1736196, 1933491, 2025562, 2577988, 2604294, 3038343, 3314556, 3866982, 4051124, 5208588, 5800473, 6076686, 7089467, 7733964, 9115029, 11600946, 12153372, 14178934, 18230058, 21268401, 23201892, 28357868, 36460116, 42536802, 63805203, 85073604, 127610406, 255220812]

約数ペア:

[(1, 255220812), (2, 127610406), (3, 85073604), (4, 63805203), (6, 42536802), (7, 36460116), (9, 28357868), (11, 23201892), (12, 21268401), (14, 18230058), (18, 14178934), (21, 12153372), (22, 11600946), (28, 9115029), (33, 7733964), (36, 7089467), (42, 6076686), (44, 5800473), (49, 5208588), (63, 4051124), (66, 3866982), (77, 3314556), (84, 3038343), (98, 2604294), (99, 2577988), (126, 2025562), (132, 1933491), (147, 1736196), (154, 1657278), (196, 1302147), (198, 1288994), (231, 1104852), (252, 1012781), (294, 868098), (308, 828639), (343, 744084), (396, 644497), (441, 578732), (462, 552426), (539, 473508), (588, 434049), (686, 372042), (693, 368284), (882, 289366), (924, 276213), (1029, 248028), (1078, 236754), (1372, 186021), (1386, 184142), (1617, 157836), (1764, 144683), (1879, 135828), (2058, 124014), (2156, 118377), (2772, 92071), (3087, 82676), (3234, 78918), (3758, 67914), (3773, 67644), (4116, 62007), (4851, 52612), (5637, 45276), (6174, 41338), (6468, 39459), (7516, 33957), (7546, 33822), (9702, 26306), (11274, 22638), (11319, 22548), (12348, 20669), (13153, 19404), (15092, 16911)]