72008280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{200023}}^1$

素因数の和:200040

約数の個数: 48

約数和(自身を含む): 234028080

約数和(自身を除く): 162019800

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, 200023, 400046, 600069, 800092, 1000115, 1200138, 1600184, 1800207, 2000230, 2400276, 3000345, 3600414, 4000460, 4800552, 6000690, 7200828, 8000920, 9001035, 12001380, 14401656, 18002070, 24002760, 36004140, 72008280]

約数ペア:

[(1, 72008280), (2, 36004140), (3, 24002760), (4, 18002070), (5, 14401656), (6, 12001380), (8, 9001035), (9, 8000920), (10, 7200828), (12, 6000690), (15, 4800552), (18, 4000460), (20, 3600414), (24, 3000345), (30, 2400276), (36, 2000230), (40, 1800207), (45, 1600184), (60, 1200138), (72, 1000115), (90, 800092), (120, 600069), (180, 400046), (360, 200023)]