489090060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{1979}}^1$

素因数の和:3367

約数の個数: 72

約数和(自身を含む): 1485403920

約数和(自身を除く): 996313860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1373, 1979, 2746, 3958, 4119, 5492, 5937, 6865, 7916, 8238, 9895, 11874, 12357, 13730, 16476, 17811, 19790, 20595, 23748, 24714, 27460, 29685, 35622, 39580, 41190, 49428, 59370, 61785, 71244, 82380, 89055, 118740, 123570, 178110, 247140, 356220, 2717167, 5434334, 8151501, 10868668, 13585835, 16303002, 24454503, 27171670, 32606004, 40757505, 48909006, 54343340, 81515010, 97818012, 122272515, 163030020, 244545030, 489090060]

約数ペア:

[(1, 489090060), (2, 244545030), (3, 163030020), (4, 122272515), (5, 97818012), (6, 81515010), (9, 54343340), (10, 48909006), (12, 40757505), (15, 32606004), (18, 27171670), (20, 24454503), (30, 16303002), (36, 13585835), (45, 10868668), (60, 8151501), (90, 5434334), (180, 2717167), (1373, 356220), (1979, 247140), (2746, 178110), (3958, 123570), (4119, 118740), (5492, 89055), (5937, 82380), (6865, 71244), (7916, 61785), (8238, 59370), (9895, 49428), (11874, 41190), (12357, 39580), (13730, 35622), (16476, 29685), (17811, 27460), (19790, 24714), (20595, 23748)]