18518040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{51439}}^1$

素因数の和:51456

約数の個数: 48

約数和(自身を含む): 60184800

約数和(自身を除く): 41666760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 51439, 102878, 154317, 205756, 257195, 308634, 411512, 462951, 514390, 617268, 771585, 925902, 1028780, 1234536, 1543170, 1851804, 2057560, 2314755, 3086340, 3703608, 4629510, 6172680, 9259020, 18518040]

約数ペア:

[(1, 18518040), (2, 9259020), (3, 6172680), (4, 4629510), (5, 3703608), (6, 3086340), (8, 2314755), (9, 2057560), (10, 1851804), (12, 1543170), (15, 1234536), (18, 1028780), (20, 925902), (24, 771585), (30, 617268), (36, 514390), (40, 462951), (45, 411512), (60, 308634), (72, 257195), (90, 205756), (120, 154317), (180, 102878), (360, 51439)]