128652570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20717}}^1$

素因数の和:20756

約数の個数: 64

約数和(自身を含む): 358007040

約数和(自身を除く): 229354470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 414, 621, 690, 1035, 1242, 2070, 3105, 6210, 20717, 41434, 62151, 103585, 124302, 186453, 207170, 310755, 372906, 476491, 559359, 621510, 932265, 952982, 1118718, 1429473, 1864530, 2382455, 2796795, 2858946, 4288419, 4764910, 5593590, 7147365, 8576838, 12865257, 14294730, 21442095, 25730514, 42884190, 64326285, 128652570]

約数ペア:

[(1, 128652570), (2, 64326285), (3, 42884190), (5, 25730514), (6, 21442095), (9, 14294730), (10, 12865257), (15, 8576838), (18, 7147365), (23, 5593590), (27, 4764910), (30, 4288419), (45, 2858946), (46, 2796795), (54, 2382455), (69, 1864530), (90, 1429473), (115, 1118718), (135, 952982), (138, 932265), (207, 621510), (230, 559359), (270, 476491), (345, 372906), (414, 310755), (621, 207170), (690, 186453), (1035, 124302), (1242, 103585), (2070, 62151), (3105, 41434), (6210, 20717)]