256900248

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1567}}^1$

素因数の和:1619

約数の個数: 160

約数和(自身を含む): 819624960

約数和(自身を除く): 562724712

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 23, 24, 27, 33, 36, 44, 46, 54, 66, 69, 72, 81, 88, 92, 99, 108, 132, 138, 162, 184, 198, 207, 216, 253, 264, 276, 297, 324, 396, 414, 506, 552, 594, 621, 648, 759, 792, 828, 891, 1012, 1188, 1242, 1518, 1567, 1656, 1782, 1863, 2024, 2277, 2376, 2484, 3036, 3134, 3564, 3726, 4554, 4701, 4968, 6072, 6268, 6831, 7128, 7452, 9108, 9402, 12536, 13662, 14103, 14904, 17237, 18216, 18804, 20493, 27324, 28206, 34474, 36041, 37608, 40986, 42309, 51711, 54648, 56412, 68948, 72082, 81972, 84618, 103422, 108123, 112824, 126927, 137896, 144164, 155133, 163944, 169236, 206844, 216246, 253854, 288328, 310266, 324369, 338472, 396451, 413688, 432492, 465399, 507708, 620532, 648738, 792902, 864984, 930798, 973107, 1015416, 1189353, 1241064, 1297476, 1396197, 1585804, 1861596, 1946214, 2378706, 2594952, 2792394, 2919321, 3171608, 3568059, 3723192, 3892428, 4757412, 5584788, 5838642, 7136118, 7784856, 9514824, 10704177, 11169576, 11677284, 14272236, 21408354, 23354568, 28544472, 32112531, 42816708, 64225062, 85633416, 128450124, 256900248]

約数ペア:

[(1, 256900248), (2, 128450124), (3, 85633416), (4, 64225062), (6, 42816708), (8, 32112531), (9, 28544472), (11, 23354568), (12, 21408354), (18, 14272236), (22, 11677284), (23, 11169576), (24, 10704177), (27, 9514824), (33, 7784856), (36, 7136118), (44, 5838642), (46, 5584788), (54, 4757412), (66, 3892428), (69, 3723192), (72, 3568059), (81, 3171608), (88, 2919321), (92, 2792394), (99, 2594952), (108, 2378706), (132, 1946214), (138, 1861596), (162, 1585804), (184, 1396197), (198, 1297476), (207, 1241064), (216, 1189353), (253, 1015416), (264, 973107), (276, 930798), (297, 864984), (324, 792902), (396, 648738), (414, 620532), (506, 507708), (552, 465399), (594, 432492), (621, 413688), (648, 396451), (759, 338472), (792, 324369), (828, 310266), (891, 288328), (1012, 253854), (1188, 216246), (1242, 206844), (1518, 169236), (1567, 163944), (1656, 155133), (1782, 144164), (1863, 137896), (2024, 126927), (2277, 112824), (2376, 108123), (2484, 103422), (3036, 84618), (3134, 81972), (3564, 72082), (3726, 68948), (4554, 56412), (4701, 54648), (4968, 51711), (6072, 42309), (6268, 40986), (6831, 37608), (7128, 36041), (7452, 34474), (9108, 28206), (9402, 27324), (12536, 20493), (13662, 18804), (14103, 18216), (14904, 17237)]