85768380

素因数分解:

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

素因数の和:20755

約数の個数: 72

約数和(自身を含む): 271488672

約数和(自身を除く): 185720292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 20717, 41434, 62151, 82868, 103585, 124302, 186453, 207170, 248604, 310755, 372906, 414340, 476491, 621510, 745812, 932265, 952982, 1243020, 1429473, 1864530, 1905964, 2382455, 2858946, 3729060, 4288419, 4764910, 5717892, 7147365, 8576838, 9529820, 14294730, 17153676, 21442095, 28589460, 42884190, 85768380]

約数ペア:

[(1, 85768380), (2, 42884190), (3, 28589460), (4, 21442095), (5, 17153676), (6, 14294730), (9, 9529820), (10, 8576838), (12, 7147365), (15, 5717892), (18, 4764910), (20, 4288419), (23, 3729060), (30, 2858946), (36, 2382455), (45, 1905964), (46, 1864530), (60, 1429473), (69, 1243020), (90, 952982), (92, 932265), (115, 745812), (138, 621510), (180, 476491), (207, 414340), (230, 372906), (276, 310755), (345, 248604), (414, 207170), (460, 186453), (690, 124302), (828, 103585), (1035, 82868), (1380, 62151), (2070, 41434), (4140, 20717)]