247655280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33287}}^1$

素因数の和:33334

約数の個数: 80

約数和(自身を含む): 792520704

約数和(自身を除く): 544865424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 33287, 66574, 99861, 133148, 166435, 199722, 266296, 332870, 399444, 499305, 532592, 665740, 798888, 998610, 1031897, 1331480, 1597776, 1997220, 2063794, 2662960, 3095691, 3994440, 4127588, 5159485, 6191382, 7988880, 8255176, 10318970, 12382764, 15478455, 16510352, 20637940, 24765528, 30956910, 41275880, 49531056, 61913820, 82551760, 123827640, 247655280]

約数ペア:

[(1, 247655280), (2, 123827640), (3, 82551760), (4, 61913820), (5, 49531056), (6, 41275880), (8, 30956910), (10, 24765528), (12, 20637940), (15, 16510352), (16, 15478455), (20, 12382764), (24, 10318970), (30, 8255176), (31, 7988880), (40, 6191382), (48, 5159485), (60, 4127588), (62, 3994440), (80, 3095691), (93, 2662960), (120, 2063794), (124, 1997220), (155, 1597776), (186, 1331480), (240, 1031897), (248, 998610), (310, 798888), (372, 665740), (465, 532592), (496, 499305), (620, 399444), (744, 332870), (930, 266296), (1240, 199722), (1488, 166435), (1860, 133148), (2480, 99861), (3720, 66574), (7440, 33287)]