280143800

素因数分解:

$2^3\times 5^2\times {\mathrm{59}}^1\times {\mathrm{23741}}^1$

素因数の和:23816

約数の個数: 48

約数和(自身を含む): 662401800

約数和(自身を除く): 382258000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 59, 100, 118, 200, 236, 295, 472, 590, 1180, 1475, 2360, 2950, 5900, 11800, 23741, 47482, 94964, 118705, 189928, 237410, 474820, 593525, 949640, 1187050, 1400719, 2374100, 2801438, 4748200, 5602876, 7003595, 11205752, 14007190, 28014380, 35017975, 56028760, 70035950, 140071900, 280143800]

約数ペア:

[(1, 280143800), (2, 140071900), (4, 70035950), (5, 56028760), (8, 35017975), (10, 28014380), (20, 14007190), (25, 11205752), (40, 7003595), (50, 5602876), (59, 4748200), (100, 2801438), (118, 2374100), (200, 1400719), (236, 1187050), (295, 949640), (472, 593525), (590, 474820), (1180, 237410), (1475, 189928), (2360, 118705), (2950, 94964), (5900, 47482), (11800, 23741)]