142784280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{396623}}^1$

素因数の和:396640

約数の個数: 48

約数和(自身を含む): 464050080

約数和(自身を除く): 321265800

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, 396623, 793246, 1189869, 1586492, 1983115, 2379738, 3172984, 3569607, 3966230, 4759476, 5949345, 7139214, 7932460, 9518952, 11898690, 14278428, 15864920, 17848035, 23797380, 28556856, 35696070, 47594760, 71392140, 142784280]

約数ペア:

[(1, 142784280), (2, 71392140), (3, 47594760), (4, 35696070), (5, 28556856), (6, 23797380), (8, 17848035), (9, 15864920), (10, 14278428), (12, 11898690), (15, 9518952), (18, 7932460), (20, 7139214), (24, 5949345), (30, 4759476), (36, 3966230), (40, 3569607), (45, 3172984), (60, 2379738), (72, 1983115), (90, 1586492), (120, 1189869), (180, 793246), (360, 396623)]