142874640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{198437}}^1$

素因数の和:198456

約数の個数: 60

約数和(自身を含む): 479823084

約数和(自身を除く): 336948444

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 198437, 396874, 595311, 793748, 992185, 1190622, 1587496, 1785933, 1984370, 2381244, 2976555, 3174992, 3571866, 3968740, 4762488, 5953110, 7143732, 7937480, 8929665, 9524976, 11906220, 14287464, 15874960, 17859330, 23812440, 28574928, 35718660, 47624880, 71437320, 142874640]

約数ペア:

[(1, 142874640), (2, 71437320), (3, 47624880), (4, 35718660), (5, 28574928), (6, 23812440), (8, 17859330), (9, 15874960), (10, 14287464), (12, 11906220), (15, 9524976), (16, 8929665), (18, 7937480), (20, 7143732), (24, 5953110), (30, 4762488), (36, 3968740), (40, 3571866), (45, 3174992), (48, 2976555), (60, 2381244), (72, 1984370), (80, 1785933), (90, 1587496), (120, 1190622), (144, 992185), (180, 793748), (240, 595311), (360, 396874), (720, 198437)]