42781560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8291}}^1$

素因数の和:8348

約数の個数: 64

約数和(自身を含む): 131345280

約数和(自身を除く): 88563720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 8291, 16582, 24873, 33164, 41455, 49746, 66328, 82910, 99492, 124365, 165820, 198984, 248730, 331640, 356513, 497460, 713026, 994920, 1069539, 1426052, 1782565, 2139078, 2852104, 3565130, 4278156, 5347695, 7130260, 8556312, 10695390, 14260520, 21390780, 42781560]

約数ペア:

[(1, 42781560), (2, 21390780), (3, 14260520), (4, 10695390), (5, 8556312), (6, 7130260), (8, 5347695), (10, 4278156), (12, 3565130), (15, 2852104), (20, 2139078), (24, 1782565), (30, 1426052), (40, 1069539), (43, 994920), (60, 713026), (86, 497460), (120, 356513), (129, 331640), (172, 248730), (215, 198984), (258, 165820), (344, 124365), (430, 99492), (516, 82910), (645, 66328), (860, 49746), (1032, 41455), (1290, 33164), (1720, 24873), (2580, 16582), (5160, 8291)]