51305040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71257}}^1$

素因数の和:71276

約数の個数: 60

約数和(自身を含む): 172301844

約数和(自身を除く): 120996804

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 71257, 142514, 213771, 285028, 356285, 427542, 570056, 641313, 712570, 855084, 1068855, 1140112, 1282626, 1425140, 1710168, 2137710, 2565252, 2850280, 3206565, 3420336, 4275420, 5130504, 5700560, 6413130, 8550840, 10261008, 12826260, 17101680, 25652520, 51305040]

約数ペア:

[(1, 51305040), (2, 25652520), (3, 17101680), (4, 12826260), (5, 10261008), (6, 8550840), (8, 6413130), (9, 5700560), (10, 5130504), (12, 4275420), (15, 3420336), (16, 3206565), (18, 2850280), (20, 2565252), (24, 2137710), (30, 1710168), (36, 1425140), (40, 1282626), (45, 1140112), (48, 1068855), (60, 855084), (72, 712570), (80, 641313), (90, 570056), (120, 427542), (144, 356285), (180, 285028), (240, 213771), (360, 142514), (720, 71257)]