161490060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1873}}^1$

素因数の和:2367

約数の個数: 72

約数和(自身を含む): 491137920

約数和(自身を除く): 329647860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 958, 1437, 1873, 1916, 2395, 2874, 3746, 4311, 4790, 5619, 5748, 7185, 7492, 8622, 9365, 9580, 11238, 14370, 16857, 17244, 18730, 21555, 22476, 28095, 28740, 33714, 37460, 43110, 56190, 67428, 84285, 86220, 112380, 168570, 337140, 897167, 1794334, 2691501, 3588668, 4485835, 5383002, 8074503, 8971670, 10766004, 13457505, 16149006, 17943340, 26915010, 32298012, 40372515, 53830020, 80745030, 161490060]

約数ペア:

[(1, 161490060), (2, 80745030), (3, 53830020), (4, 40372515), (5, 32298012), (6, 26915010), (9, 17943340), (10, 16149006), (12, 13457505), (15, 10766004), (18, 8971670), (20, 8074503), (30, 5383002), (36, 4485835), (45, 3588668), (60, 2691501), (90, 1794334), (180, 897167), (479, 337140), (958, 168570), (1437, 112380), (1873, 86220), (1916, 84285), (2395, 67428), (2874, 56190), (3746, 43110), (4311, 37460), (4790, 33714), (5619, 28740), (5748, 28095), (7185, 22476), (7492, 21555), (8622, 18730), (9365, 17244), (9580, 16857), (11238, 14370)]