27984660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 86486400

約数和(自身を除く): 58501740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 109, 110, 132, 165, 218, 220, 327, 330, 389, 436, 545, 654, 660, 778, 1090, 1167, 1199, 1308, 1556, 1635, 1945, 2180, 2334, 2398, 3270, 3597, 3890, 4279, 4668, 4796, 5835, 5995, 6540, 7194, 7780, 8558, 11670, 11990, 12837, 14388, 17116, 17985, 21395, 23340, 23980, 25674, 35970, 42401, 42790, 51348, 64185, 71940, 84802, 85580, 127203, 128370, 169604, 212005, 254406, 256740, 424010, 466411, 508812, 636015, 848020, 932822, 1272030, 1399233, 1865644, 2332055, 2544060, 2798466, 4664110, 5596932, 6996165, 9328220, 13992330, 27984660]

約数ペア:

[(1, 27984660), (2, 13992330), (3, 9328220), (4, 6996165), (5, 5596932), (6, 4664110), (10, 2798466), (11, 2544060), (12, 2332055), (15, 1865644), (20, 1399233), (22, 1272030), (30, 932822), (33, 848020), (44, 636015), (55, 508812), (60, 466411), (66, 424010), (109, 256740), (110, 254406), (132, 212005), (165, 169604), (218, 128370), (220, 127203), (327, 85580), (330, 84802), (389, 71940), (436, 64185), (545, 51348), (654, 42790), (660, 42401), (778, 35970), (1090, 25674), (1167, 23980), (1199, 23340), (1308, 21395), (1556, 17985), (1635, 17116), (1945, 14388), (2180, 12837), (2334, 11990), (2398, 11670), (3270, 8558), (3597, 7780), (3890, 7194), (4279, 6540), (4668, 5995), (4796, 5835)]