258876816

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 781664256

約数和(自身を除く): 522787440

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 132, 136, 151, 176, 187, 191, 204, 264, 272, 302, 374, 382, 408, 453, 528, 561, 573, 604, 748, 764, 816, 906, 1122, 1146, 1208, 1496, 1528, 1661, 1812, 2101, 2244, 2292, 2416, 2567, 2992, 3056, 3247, 3322, 3624, 4202, 4488, 4584, 4983, 5134, 6303, 6494, 6644, 7248, 7701, 8404, 8976, 9168, 9741, 9966, 10268, 12606, 12988, 13288, 15402, 16808, 19482, 19932, 20536, 25212, 25976, 26576, 28237, 28841, 30804, 33616, 35717, 38964, 39864, 41072, 50424, 51952, 56474, 57682, 61608, 71434, 77928, 79728, 84711, 86523, 100848, 107151, 112948, 115364, 123216, 142868, 155856, 169422, 173046, 214302, 225896, 230728, 285736, 317251, 338844, 346092, 428604, 451792, 461456, 490297, 571472, 634502, 677688, 692184, 857208, 951753, 980594, 1269004, 1355376, 1384368, 1470891, 1714416, 1903506, 1961188, 2538008, 2941782, 3807012, 3922376, 5076016, 5393267, 5883564, 7614024, 7844752, 10786534, 11767128, 15228048, 16179801, 21573068, 23534256, 32359602, 43146136, 64719204, 86292272, 129438408, 258876816]

約数ペア:

[(1, 258876816), (2, 129438408), (3, 86292272), (4, 64719204), (6, 43146136), (8, 32359602), (11, 23534256), (12, 21573068), (16, 16179801), (17, 15228048), (22, 11767128), (24, 10786534), (33, 7844752), (34, 7614024), (44, 5883564), (48, 5393267), (51, 5076016), (66, 3922376), (68, 3807012), (88, 2941782), (102, 2538008), (132, 1961188), (136, 1903506), (151, 1714416), (176, 1470891), (187, 1384368), (191, 1355376), (204, 1269004), (264, 980594), (272, 951753), (302, 857208), (374, 692184), (382, 677688), (408, 634502), (453, 571472), (528, 490297), (561, 461456), (573, 451792), (604, 428604), (748, 346092), (764, 338844), (816, 317251), (906, 285736), (1122, 230728), (1146, 225896), (1208, 214302), (1496, 173046), (1528, 169422), (1661, 155856), (1812, 142868), (2101, 123216), (2244, 115364), (2292, 112948), (2416, 107151), (2567, 100848), (2992, 86523), (3056, 84711), (3247, 79728), (3322, 77928), (3624, 71434), (4202, 61608), (4488, 57682), (4584, 56474), (4983, 51952), (5134, 50424), (6303, 41072), (6494, 39864), (6644, 38964), (7248, 35717), (7701, 33616), (8404, 30804), (8976, 28841), (9168, 28237), (9741, 26576), (9966, 25976), (10268, 25212), (12606, 20536), (12988, 19932), (13288, 19482), (15402, 16808)]