30162840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1601}}^1$

素因数の和:1772

約数の個数: 64

約数和(自身を含む): 91121760

約数和(自身を除く): 60958920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1601, 1884, 2355, 3140, 3202, 3768, 4710, 4803, 6280, 6404, 8005, 9420, 9606, 12808, 16010, 18840, 19212, 24015, 32020, 38424, 48030, 64040, 96060, 192120, 251357, 502714, 754071, 1005428, 1256785, 1508142, 2010856, 2513570, 3016284, 3770355, 5027140, 6032568, 7540710, 10054280, 15081420, 30162840]

約数ペア:

[(1, 30162840), (2, 15081420), (3, 10054280), (4, 7540710), (5, 6032568), (6, 5027140), (8, 3770355), (10, 3016284), (12, 2513570), (15, 2010856), (20, 1508142), (24, 1256785), (30, 1005428), (40, 754071), (60, 502714), (120, 251357), (157, 192120), (314, 96060), (471, 64040), (628, 48030), (785, 38424), (942, 32020), (1256, 24015), (1570, 19212), (1601, 18840), (1884, 16010), (2355, 12808), (3140, 9606), (3202, 9420), (3768, 8005), (4710, 6404), (4803, 6280)]