79461180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1571}}^1$

素因数の和:1867

約数の個数: 72

約数和(自身を含む): 242043984

約数和(自身を除く): 162582804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1571, 1686, 2529, 2810, 3142, 3372, 4215, 4713, 5058, 5620, 6284, 7855, 8430, 9426, 10116, 12645, 14139, 15710, 16860, 18852, 23565, 25290, 28278, 31420, 47130, 50580, 56556, 70695, 94260, 141390, 282780, 441451, 882902, 1324353, 1765804, 2207255, 2648706, 3973059, 4414510, 5297412, 6621765, 7946118, 8829020, 13243530, 15892236, 19865295, 26487060, 39730590, 79461180]

約数ペア:

[(1, 79461180), (2, 39730590), (3, 26487060), (4, 19865295), (5, 15892236), (6, 13243530), (9, 8829020), (10, 7946118), (12, 6621765), (15, 5297412), (18, 4414510), (20, 3973059), (30, 2648706), (36, 2207255), (45, 1765804), (60, 1324353), (90, 882902), (180, 441451), (281, 282780), (562, 141390), (843, 94260), (1124, 70695), (1405, 56556), (1571, 50580), (1686, 47130), (2529, 31420), (2810, 28278), (3142, 25290), (3372, 23565), (4215, 18852), (4713, 16860), (5058, 15710), (5620, 14139), (6284, 12645), (7855, 10116), (8430, 9426)]