255325680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{354619}}^1$

素因数の和:354638

約数の個数: 60

約数和(自身を含む): 857471160

約数和(自身を除く): 602145480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 354619, 709238, 1063857, 1418476, 1773095, 2127714, 2836952, 3191571, 3546190, 4255428, 5319285, 5673904, 6383142, 7092380, 8510856, 10638570, 12766284, 14184760, 15957855, 17021712, 21277140, 25532568, 28369520, 31915710, 42554280, 51065136, 63831420, 85108560, 127662840, 255325680]

約数ペア:

[(1, 255325680), (2, 127662840), (3, 85108560), (4, 63831420), (5, 51065136), (6, 42554280), (8, 31915710), (9, 28369520), (10, 25532568), (12, 21277140), (15, 17021712), (16, 15957855), (18, 14184760), (20, 12766284), (24, 10638570), (30, 8510856), (36, 7092380), (40, 6383142), (45, 5673904), (48, 5319285), (60, 4255428), (72, 3546190), (80, 3191571), (90, 2836952), (120, 2127714), (144, 1773095), (180, 1418476), (240, 1063857), (360, 709238), (720, 354619)]