220440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 725760

約数和(自身を除く): 505320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 167, 220, 264, 330, 334, 440, 501, 660, 668, 835, 1002, 1320, 1336, 1670, 1837, 2004, 2505, 3340, 3674, 4008, 5010, 5511, 6680, 7348, 9185, 10020, 11022, 14696, 18370, 20040, 22044, 27555, 36740, 44088, 55110, 73480, 110220, 220440]

約数ペア:

[(1, 220440), (2, 110220), (3, 73480), (4, 55110), (5, 44088), (6, 36740), (8, 27555), (10, 22044), (11, 20040), (12, 18370), (15, 14696), (20, 11022), (22, 10020), (24, 9185), (30, 7348), (33, 6680), (40, 5511), (44, 5010), (55, 4008), (60, 3674), (66, 3340), (88, 2505), (110, 2004), (120, 1837), (132, 1670), (165, 1336), (167, 1320), (220, 1002), (264, 835), (330, 668), (334, 660), (440, 501)]