128659968

素因数分解:

$2^9\times 3^3\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:295

約数の個数: 160

約数和(自身を含む): 391849920

約数和(自身を除く): 263189952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 72, 82, 96, 108, 123, 128, 144, 164, 192, 216, 227, 246, 256, 288, 328, 369, 384, 432, 454, 492, 512, 576, 656, 681, 738, 768, 864, 908, 984, 1107, 1152, 1312, 1362, 1476, 1536, 1728, 1816, 1968, 2043, 2214, 2304, 2624, 2724, 2952, 3456, 3632, 3936, 4086, 4428, 4608, 5248, 5448, 5904, 6129, 6912, 7264, 7872, 8172, 8856, 9307, 10496, 10896, 11808, 12258, 13824, 14528, 15744, 16344, 17712, 18614, 20992, 21792, 23616, 24516, 27921, 29056, 31488, 32688, 35424, 37228, 43584, 47232, 49032, 55842, 58112, 62976, 65376, 70848, 74456, 83763, 87168, 94464, 98064, 111684, 116224, 130752, 141696, 148912, 167526, 174336, 188928, 196128, 223368, 251289, 261504, 283392, 297824, 335052, 348672, 392256, 446736, 502578, 523008, 566784, 595648, 670104, 784512, 893472, 1005156, 1046016, 1191296, 1340208, 1569024, 1786944, 2010312, 2382592, 2680416, 3138048, 3573888, 4020624, 4765184, 5360832, 7147776, 8041248, 10721664, 14295552, 16082496, 21443328, 32164992, 42886656, 64329984, 128659968]

約数ペア:

[(1, 128659968), (2, 64329984), (3, 42886656), (4, 32164992), (6, 21443328), (8, 16082496), (9, 14295552), (12, 10721664), (16, 8041248), (18, 7147776), (24, 5360832), (27, 4765184), (32, 4020624), (36, 3573888), (41, 3138048), (48, 2680416), (54, 2382592), (64, 2010312), (72, 1786944), (82, 1569024), (96, 1340208), (108, 1191296), (123, 1046016), (128, 1005156), (144, 893472), (164, 784512), (192, 670104), (216, 595648), (227, 566784), (246, 523008), (256, 502578), (288, 446736), (328, 392256), (369, 348672), (384, 335052), (432, 297824), (454, 283392), (492, 261504), (512, 251289), (576, 223368), (656, 196128), (681, 188928), (738, 174336), (768, 167526), (864, 148912), (908, 141696), (984, 130752), (1107, 116224), (1152, 111684), (1312, 98064), (1362, 94464), (1476, 87168), (1536, 83763), (1728, 74456), (1816, 70848), (1968, 65376), (2043, 62976), (2214, 58112), (2304, 55842), (2624, 49032), (2724, 47232), (2952, 43584), (3456, 37228), (3632, 35424), (3936, 32688), (4086, 31488), (4428, 29056), (4608, 27921), (5248, 24516), (5448, 23616), (5904, 21792), (6129, 20992), (6912, 18614), (7264, 17712), (7872, 16344), (8172, 15744), (8856, 14528), (9307, 13824), (10496, 12258), (10896, 11808)]