126513520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{859}}^1$

素因数の和:1142

約数の個数: 80

約数和(自身を含む): 337835520

約数和(自身を除く): 211322000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 263, 280, 526, 560, 859, 1052, 1315, 1718, 1841, 2104, 2630, 3436, 3682, 4208, 4295, 5260, 6013, 6872, 7364, 8590, 9205, 10520, 12026, 13744, 14728, 17180, 18410, 21040, 24052, 29456, 30065, 34360, 36820, 48104, 60130, 68720, 73640, 96208, 120260, 147280, 225917, 240520, 451834, 481040, 903668, 1129585, 1581419, 1807336, 2259170, 3162838, 3614672, 4518340, 6325676, 7907095, 9036680, 12651352, 15814190, 18073360, 25302704, 31628380, 63256760, 126513520]

約数ペア:

[(1, 126513520), (2, 63256760), (4, 31628380), (5, 25302704), (7, 18073360), (8, 15814190), (10, 12651352), (14, 9036680), (16, 7907095), (20, 6325676), (28, 4518340), (35, 3614672), (40, 3162838), (56, 2259170), (70, 1807336), (80, 1581419), (112, 1129585), (140, 903668), (263, 481040), (280, 451834), (526, 240520), (560, 225917), (859, 147280), (1052, 120260), (1315, 96208), (1718, 73640), (1841, 68720), (2104, 60130), (2630, 48104), (3436, 36820), (3682, 34360), (4208, 30065), (4295, 29456), (5260, 24052), (6013, 21040), (6872, 18410), (7364, 17180), (8590, 14728), (9205, 13744), (10520, 12026)]