256447350

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{189961}}^1$

素因数の和:189982

約数の個数: 48

約数和(自身を含む): 706658640

約数和(自身を除く): 450211290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 189961, 379922, 569883, 949805, 1139766, 1709649, 1899610, 2849415, 3419298, 4749025, 5128947, 5698830, 8548245, 9498050, 10257894, 14247075, 17096490, 25644735, 28494150, 42741225, 51289470, 85482450, 128223675, 256447350]

約数ペア:

[(1, 256447350), (2, 128223675), (3, 85482450), (5, 51289470), (6, 42741225), (9, 28494150), (10, 25644735), (15, 17096490), (18, 14247075), (25, 10257894), (27, 9498050), (30, 8548245), (45, 5698830), (50, 5128947), (54, 4749025), (75, 3419298), (90, 2849415), (135, 1899610), (150, 1709649), (225, 1139766), (270, 949805), (450, 569883), (675, 379922), (1350, 189961)]