278627940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53377}}^1$

素因数の和:53421

約数の個数: 72

約数和(自身を含む): 874331640

約数和(自身を除く): 595703700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 53377, 106754, 160131, 213508, 266885, 320262, 480393, 533770, 640524, 800655, 960786, 1067540, 1547933, 1601310, 1921572, 2401965, 3095866, 3202620, 4643799, 4803930, 6191732, 7739665, 9287598, 9607860, 13931397, 15479330, 18575196, 23218995, 27862794, 30958660, 46437990, 55725588, 69656985, 92875980, 139313970, 278627940]

約数ペア:

[(1, 278627940), (2, 139313970), (3, 92875980), (4, 69656985), (5, 55725588), (6, 46437990), (9, 30958660), (10, 27862794), (12, 23218995), (15, 18575196), (18, 15479330), (20, 13931397), (29, 9607860), (30, 9287598), (36, 7739665), (45, 6191732), (58, 4803930), (60, 4643799), (87, 3202620), (90, 3095866), (116, 2401965), (145, 1921572), (174, 1601310), (180, 1547933), (261, 1067540), (290, 960786), (348, 800655), (435, 640524), (522, 533770), (580, 480393), (870, 320262), (1044, 266885), (1305, 213508), (1740, 160131), (2610, 106754), (5220, 53377)]