128321784

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{77489}}^1$

素因数の和:77524

約数の個数: 48

約数和(自身を含む): 362653200

約数和(自身を除く): 234331416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 77489, 154978, 232467, 309956, 464934, 619912, 697401, 929868, 1394802, 1782247, 1859736, 2789604, 3564494, 5346741, 5579208, 7128988, 10693482, 14257976, 16040223, 21386964, 32080446, 42773928, 64160892, 128321784]

約数ペア:

[(1, 128321784), (2, 64160892), (3, 42773928), (4, 32080446), (6, 21386964), (8, 16040223), (9, 14257976), (12, 10693482), (18, 7128988), (23, 5579208), (24, 5346741), (36, 3564494), (46, 2789604), (69, 1859736), (72, 1782247), (92, 1394802), (138, 929868), (184, 697401), (207, 619912), (276, 464934), (414, 309956), (552, 232467), (828, 154978), (1656, 77489)]