128982528

素因数分解:

$2^9\times 3^2\times {\mathrm{23}}^1\times {\mathrm{1217}}^1$

素因数の和:1264

約数の個数: 120

約数和(自身を含む): 388756368

約数和(自身を除く): 259773840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 128, 138, 144, 184, 192, 207, 256, 276, 288, 368, 384, 414, 512, 552, 576, 736, 768, 828, 1104, 1152, 1217, 1472, 1536, 1656, 2208, 2304, 2434, 2944, 3312, 3651, 4416, 4608, 4868, 5888, 6624, 7302, 8832, 9736, 10953, 11776, 13248, 14604, 17664, 19472, 21906, 26496, 27991, 29208, 35328, 38944, 43812, 52992, 55982, 58416, 77888, 83973, 87624, 105984, 111964, 116832, 155776, 167946, 175248, 223928, 233664, 251919, 311552, 335892, 350496, 447856, 467328, 503838, 623104, 671784, 700992, 895712, 934656, 1007676, 1343568, 1401984, 1791424, 1869312, 2015352, 2687136, 2803968, 3582848, 4030704, 5374272, 5607936, 7165696, 8061408, 10748544, 14331392, 16122816, 21497088, 32245632, 42994176, 64491264, 128982528]

約数ペア:

[(1, 128982528), (2, 64491264), (3, 42994176), (4, 32245632), (6, 21497088), (8, 16122816), (9, 14331392), (12, 10748544), (16, 8061408), (18, 7165696), (23, 5607936), (24, 5374272), (32, 4030704), (36, 3582848), (46, 2803968), (48, 2687136), (64, 2015352), (69, 1869312), (72, 1791424), (92, 1401984), (96, 1343568), (128, 1007676), (138, 934656), (144, 895712), (184, 700992), (192, 671784), (207, 623104), (256, 503838), (276, 467328), (288, 447856), (368, 350496), (384, 335892), (414, 311552), (512, 251919), (552, 233664), (576, 223928), (736, 175248), (768, 167946), (828, 155776), (1104, 116832), (1152, 111964), (1217, 105984), (1472, 87624), (1536, 83973), (1656, 77888), (2208, 58416), (2304, 55982), (2434, 52992), (2944, 43812), (3312, 38944), (3651, 35328), (4416, 29208), (4608, 27991), (4868, 26496), (5888, 21906), (6624, 19472), (7302, 17664), (8832, 14604), (9736, 13248), (10953, 11776)]