128999304

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{28439}}^1$

素因数の和:28464

約数の個数: 80

約数和(自身を含む): 412948800

約数和(自身を除く): 283949496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 28439, 56878, 85317, 113756, 170634, 199073, 227512, 255951, 341268, 398146, 511902, 597219, 682536, 767853, 796292, 1023804, 1194438, 1535706, 1592584, 1791657, 2047608, 2303559, 2388876, 3071412, 3583314, 4607118, 4777752, 5374971, 6142824, 7166628, 9214236, 10749942, 14333256, 16124913, 18428472, 21499884, 32249826, 42999768, 64499652, 128999304]

約数ペア:

[(1, 128999304), (2, 64499652), (3, 42999768), (4, 32249826), (6, 21499884), (7, 18428472), (8, 16124913), (9, 14333256), (12, 10749942), (14, 9214236), (18, 7166628), (21, 6142824), (24, 5374971), (27, 4777752), (28, 4607118), (36, 3583314), (42, 3071412), (54, 2388876), (56, 2303559), (63, 2047608), (72, 1791657), (81, 1592584), (84, 1535706), (108, 1194438), (126, 1023804), (162, 796292), (168, 767853), (189, 682536), (216, 597219), (252, 511902), (324, 398146), (378, 341268), (504, 255951), (567, 227512), (648, 199073), (756, 170634), (1134, 113756), (1512, 85317), (2268, 56878), (4536, 28439)]