128741256

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1627}}^1$

素因数の和:1803

約数の個数: 96

約数和(自身を含む): 401269440

約数和(自身を除く): 272528184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 157, 168, 252, 314, 471, 504, 628, 942, 1099, 1256, 1413, 1627, 1884, 2198, 2826, 3254, 3297, 3768, 4396, 4881, 5652, 6508, 6594, 8792, 9762, 9891, 11304, 11389, 13016, 13188, 14643, 19524, 19782, 22778, 26376, 29286, 34167, 39048, 39564, 45556, 58572, 68334, 79128, 91112, 102501, 117144, 136668, 205002, 255439, 273336, 410004, 510878, 766317, 820008, 1021756, 1532634, 1788073, 2043512, 2298951, 3065268, 3576146, 4597902, 5364219, 6130536, 7152292, 9195804, 10728438, 14304584, 16092657, 18391608, 21456876, 32185314, 42913752, 64370628, 128741256]

約数ペア:

[(1, 128741256), (2, 64370628), (3, 42913752), (4, 32185314), (6, 21456876), (7, 18391608), (8, 16092657), (9, 14304584), (12, 10728438), (14, 9195804), (18, 7152292), (21, 6130536), (24, 5364219), (28, 4597902), (36, 3576146), (42, 3065268), (56, 2298951), (63, 2043512), (72, 1788073), (84, 1532634), (126, 1021756), (157, 820008), (168, 766317), (252, 510878), (314, 410004), (471, 273336), (504, 255439), (628, 205002), (942, 136668), (1099, 117144), (1256, 102501), (1413, 91112), (1627, 79128), (1884, 68334), (2198, 58572), (2826, 45556), (3254, 39564), (3297, 39048), (3768, 34167), (4396, 29286), (4881, 26376), (5652, 22778), (6508, 19782), (6594, 19524), (8792, 14643), (9762, 13188), (9891, 13016), (11304, 11389)]