128581344

素因数分解:

$2^5\times 3^4\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:574

約数の個数: 120

約数和(自身を含む): 382369680

約数和(自身を除く): 253788336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 113, 144, 162, 216, 226, 288, 324, 339, 432, 439, 452, 648, 678, 864, 878, 904, 1017, 1296, 1317, 1356, 1756, 1808, 2034, 2592, 2634, 2712, 3051, 3512, 3616, 3951, 4068, 5268, 5424, 6102, 7024, 7902, 8136, 9153, 10536, 10848, 11853, 12204, 14048, 15804, 16272, 18306, 21072, 23706, 24408, 31608, 32544, 35559, 36612, 42144, 47412, 48816, 49607, 63216, 71118, 73224, 94824, 97632, 99214, 126432, 142236, 146448, 148821, 189648, 198428, 284472, 292896, 297642, 379296, 396856, 446463, 568944, 595284, 793712, 892926, 1137888, 1190568, 1339389, 1587424, 1785852, 2381136, 2678778, 3571704, 4018167, 4762272, 5357556, 7143408, 8036334, 10715112, 14286816, 16072668, 21430224, 32145336, 42860448, 64290672, 128581344]

約数ペア:

[(1, 128581344), (2, 64290672), (3, 42860448), (4, 32145336), (6, 21430224), (8, 16072668), (9, 14286816), (12, 10715112), (16, 8036334), (18, 7143408), (24, 5357556), (27, 4762272), (32, 4018167), (36, 3571704), (48, 2678778), (54, 2381136), (72, 1785852), (81, 1587424), (96, 1339389), (108, 1190568), (113, 1137888), (144, 892926), (162, 793712), (216, 595284), (226, 568944), (288, 446463), (324, 396856), (339, 379296), (432, 297642), (439, 292896), (452, 284472), (648, 198428), (678, 189648), (864, 148821), (878, 146448), (904, 142236), (1017, 126432), (1296, 99214), (1317, 97632), (1356, 94824), (1756, 73224), (1808, 71118), (2034, 63216), (2592, 49607), (2634, 48816), (2712, 47412), (3051, 42144), (3512, 36612), (3616, 35559), (3951, 32544), (4068, 31608), (5268, 24408), (5424, 23706), (6102, 21072), (7024, 18306), (7902, 16272), (8136, 15804), (9153, 14048), (10536, 12204), (10848, 11853)]