30215820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3623}}^1$

素因数の和:3774

約数の個数: 48

約数和(自身を含む): 85236480

約数和(自身を除く): 55020660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 3623, 4170, 7246, 8340, 10869, 14492, 18115, 21738, 36230, 43476, 54345, 72460, 108690, 217380, 503597, 1007194, 1510791, 2014388, 2517985, 3021582, 5035970, 6043164, 7553955, 10071940, 15107910, 30215820]

約数ペア:

[(1, 30215820), (2, 15107910), (3, 10071940), (4, 7553955), (5, 6043164), (6, 5035970), (10, 3021582), (12, 2517985), (15, 2014388), (20, 1510791), (30, 1007194), (60, 503597), (139, 217380), (278, 108690), (417, 72460), (556, 54345), (695, 43476), (834, 36230), (1390, 21738), (1668, 18115), (2085, 14492), (2780, 10869), (3623, 8340), (4170, 7246)]