218014280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{1061}}^1$

素因数の和:1550

約数の個数: 64

約数和(自身を含む): 536777280

約数和(自身を除く): 318763000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 467, 934, 1061, 1868, 2122, 2335, 3736, 4244, 4670, 5137, 5305, 8488, 9340, 10274, 10610, 11671, 18680, 20548, 21220, 23342, 25685, 41096, 42440, 46684, 51370, 58355, 93368, 102740, 116710, 205480, 233420, 466840, 495487, 990974, 1981948, 2477435, 3963896, 4954870, 5450357, 9909740, 10900714, 19819480, 21801428, 27251785, 43602856, 54503570, 109007140, 218014280]

約数ペア:

[(1, 218014280), (2, 109007140), (4, 54503570), (5, 43602856), (8, 27251785), (10, 21801428), (11, 19819480), (20, 10900714), (22, 9909740), (40, 5450357), (44, 4954870), (55, 3963896), (88, 2477435), (110, 1981948), (220, 990974), (440, 495487), (467, 466840), (934, 233420), (1061, 205480), (1868, 116710), (2122, 102740), (2335, 93368), (3736, 58355), (4244, 51370), (4670, 46684), (5137, 42440), (5305, 41096), (8488, 25685), (9340, 23342), (10274, 21220), (10610, 20548), (11671, 18680)]