280807650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{32843}}^1$

素因数の和:32880

約数の個数: 72

約数和(自身を含む): 794167920

約数和(自身を除く): 513360270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 450, 475, 570, 855, 950, 1425, 1710, 2850, 4275, 8550, 32843, 65686, 98529, 164215, 197058, 295587, 328430, 492645, 591174, 624017, 821075, 985290, 1248034, 1477935, 1642150, 1872051, 2463225, 2955870, 3120085, 3744102, 4926450, 5616153, 6240170, 7389675, 9360255, 11232306, 14779350, 15600425, 18720510, 28080765, 31200850, 46801275, 56161530, 93602550, 140403825, 280807650]

約数ペア:

[(1, 280807650), (2, 140403825), (3, 93602550), (5, 56161530), (6, 46801275), (9, 31200850), (10, 28080765), (15, 18720510), (18, 15600425), (19, 14779350), (25, 11232306), (30, 9360255), (38, 7389675), (45, 6240170), (50, 5616153), (57, 4926450), (75, 3744102), (90, 3120085), (95, 2955870), (114, 2463225), (150, 1872051), (171, 1642150), (190, 1477935), (225, 1248034), (285, 985290), (342, 821075), (450, 624017), (475, 591174), (570, 492645), (855, 328430), (950, 295587), (1425, 197058), (1710, 164215), (2850, 98529), (4275, 65686), (8550, 32843)]