820255212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{12011}}^1$

素因数の和:12299

約数の個数: 72

約数和(自身を含む): 2378568192

約数和(自身を除く): 1558312980

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 271, 542, 813, 1084, 1626, 1897, 2439, 3252, 3794, 4878, 5691, 7588, 9756, 11382, 12011, 17073, 22764, 24022, 34146, 36033, 48044, 68292, 72066, 84077, 108099, 144132, 168154, 216198, 252231, 336308, 432396, 504462, 756693, 1008924, 1513386, 3026772, 3254981, 6509962, 9764943, 13019924, 19529886, 22784867, 29294829, 39059772, 45569734, 58589658, 68354601, 91139468, 117179316, 136709202, 205063803, 273418404, 410127606, 820255212]

約数ペア:

[(1, 820255212), (2, 410127606), (3, 273418404), (4, 205063803), (6, 136709202), (7, 117179316), (9, 91139468), (12, 68354601), (14, 58589658), (18, 45569734), (21, 39059772), (28, 29294829), (36, 22784867), (42, 19529886), (63, 13019924), (84, 9764943), (126, 6509962), (252, 3254981), (271, 3026772), (542, 1513386), (813, 1008924), (1084, 756693), (1626, 504462), (1897, 432396), (2439, 336308), (3252, 252231), (3794, 216198), (4878, 168154), (5691, 144132), (7588, 108099), (9756, 84077), (11382, 72066), (12011, 68292), (17073, 48044), (22764, 36033), (24022, 34146)]