128285328

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{587}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 345602880

約数和(自身を除く): 217317552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 157, 174, 232, 314, 348, 464, 471, 587, 628, 696, 942, 1174, 1256, 1392, 1761, 1884, 2348, 2512, 3522, 3768, 4553, 4696, 7044, 7536, 9106, 9392, 13659, 14088, 17023, 18212, 27318, 28176, 34046, 36424, 51069, 54636, 68092, 72848, 92159, 102138, 109272, 136184, 184318, 204276, 218544, 272368, 276477, 368636, 408552, 552954, 737272, 817104, 1105908, 1474544, 2211816, 2672611, 4423632, 5345222, 8017833, 10690444, 16035666, 21380888, 32071332, 42761776, 64142664, 128285328]

約数ペア:

[(1, 128285328), (2, 64142664), (3, 42761776), (4, 32071332), (6, 21380888), (8, 16035666), (12, 10690444), (16, 8017833), (24, 5345222), (29, 4423632), (48, 2672611), (58, 2211816), (87, 1474544), (116, 1105908), (157, 817104), (174, 737272), (232, 552954), (314, 408552), (348, 368636), (464, 276477), (471, 272368), (587, 218544), (628, 204276), (696, 184318), (942, 136184), (1174, 109272), (1256, 102138), (1392, 92159), (1761, 72848), (1884, 68092), (2348, 54636), (2512, 51069), (3522, 36424), (3768, 34046), (4553, 28176), (4696, 27318), (7044, 18212), (7536, 17023), (9106, 14088), (9392, 13659)]