6656670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2049

約数の個数: 48

約数和(自身を含む): 17784000

約数和(自身を除く): 11127330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 1999, 3330, 3998, 5997, 9995, 11994, 17991, 19990, 29985, 35982, 59970, 73963, 89955, 147926, 179910, 221889, 369815, 443778, 665667, 739630, 1109445, 1331334, 2218890, 3328335, 6656670]

約数ペア:

[(1, 6656670), (2, 3328335), (3, 2218890), (5, 1331334), (6, 1109445), (9, 739630), (10, 665667), (15, 443778), (18, 369815), (30, 221889), (37, 179910), (45, 147926), (74, 89955), (90, 73963), (111, 59970), (185, 35982), (222, 29985), (333, 19990), (370, 17991), (555, 11994), (666, 9995), (1110, 5997), (1665, 3998), (1999, 3330)]