991567260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239509}}^1$

素因数の和:239547

約数の個数: 72

約数和(自身を含む): 3138539040

約数和(自身を除く): 2146971780

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, 239509, 479018, 718527, 958036, 1197545, 1437054, 2155581, 2395090, 2874108, 3592635, 4311162, 4790180, 5508707, 7185270, 8622324, 10777905, 11017414, 14370540, 16526121, 21555810, 22034828, 27543535, 33052242, 43111620, 49578363, 55087070, 66104484, 82630605, 99156726, 110174140, 165261210, 198313452, 247891815, 330522420, 495783630, 991567260]

約数ペア:

[(1, 991567260), (2, 495783630), (3, 330522420), (4, 247891815), (5, 198313452), (6, 165261210), (9, 110174140), (10, 99156726), (12, 82630605), (15, 66104484), (18, 55087070), (20, 49578363), (23, 43111620), (30, 33052242), (36, 27543535), (45, 22034828), (46, 21555810), (60, 16526121), (69, 14370540), (90, 11017414), (92, 10777905), (115, 8622324), (138, 7185270), (180, 5508707), (207, 4790180), (230, 4311162), (276, 3592635), (345, 2874108), (414, 2395090), (460, 2155581), (690, 1437054), (828, 1197545), (1035, 958036), (1380, 718527), (2070, 479018), (4140, 239509)]