320123016

素因数分解:

$2^3\times 3^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:545

約数の個数: 160

約数和(自身を含む): 957623040

約数和(自身を除く): 637500024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 47, 54, 69, 72, 81, 92, 94, 108, 138, 141, 162, 184, 188, 207, 216, 276, 282, 324, 376, 414, 423, 457, 552, 564, 621, 648, 828, 846, 914, 1081, 1128, 1242, 1269, 1371, 1656, 1692, 1828, 1863, 2162, 2484, 2538, 2742, 3243, 3384, 3656, 3726, 3807, 4113, 4324, 4968, 5076, 5484, 6486, 7452, 7614, 8226, 8648, 9729, 10152, 10511, 10968, 12339, 12972, 14904, 15228, 16452, 19458, 21022, 21479, 24678, 25944, 29187, 30456, 31533, 32904, 37017, 38916, 42044, 42958, 49356, 58374, 63066, 64437, 74034, 77832, 84088, 85916, 87561, 94599, 98712, 116748, 126132, 128874, 148068, 171832, 175122, 189198, 193311, 233496, 252264, 257748, 283797, 296136, 350244, 378396, 386622, 494017, 515496, 567594, 579933, 700488, 756792, 773244, 851391, 988034, 1135188, 1159866, 1482051, 1546488, 1702782, 1739799, 1976068, 2270376, 2319732, 2964102, 3405564, 3479598, 3952136, 4446153, 4639464, 5928204, 6811128, 6959196, 8892306, 11856408, 13338459, 13918392, 17784612, 26676918, 35569224, 40015377, 53353836, 80030754, 106707672, 160061508, 320123016]

約数ペア:

[(1, 320123016), (2, 160061508), (3, 106707672), (4, 80030754), (6, 53353836), (8, 40015377), (9, 35569224), (12, 26676918), (18, 17784612), (23, 13918392), (24, 13338459), (27, 11856408), (36, 8892306), (46, 6959196), (47, 6811128), (54, 5928204), (69, 4639464), (72, 4446153), (81, 3952136), (92, 3479598), (94, 3405564), (108, 2964102), (138, 2319732), (141, 2270376), (162, 1976068), (184, 1739799), (188, 1702782), (207, 1546488), (216, 1482051), (276, 1159866), (282, 1135188), (324, 988034), (376, 851391), (414, 773244), (423, 756792), (457, 700488), (552, 579933), (564, 567594), (621, 515496), (648, 494017), (828, 386622), (846, 378396), (914, 350244), (1081, 296136), (1128, 283797), (1242, 257748), (1269, 252264), (1371, 233496), (1656, 193311), (1692, 189198), (1828, 175122), (1863, 171832), (2162, 148068), (2484, 128874), (2538, 126132), (2742, 116748), (3243, 98712), (3384, 94599), (3656, 87561), (3726, 85916), (3807, 84088), (4113, 77832), (4324, 74034), (4968, 64437), (5076, 63066), (5484, 58374), (6486, 49356), (7452, 42958), (7614, 42044), (8226, 38916), (8648, 37017), (9729, 32904), (10152, 31533), (10511, 30456), (10968, 29187), (12339, 25944), (12972, 24678), (14904, 21479), (15228, 21022), (16452, 19458)]