256813800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{428023}}^1$

素因数の和:428042

約数の個数: 48

約数和(自身を含む): 796124640

約数和(自身を除く): 539310840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 428023, 856046, 1284069, 1712092, 2140115, 2568138, 3424184, 4280230, 5136276, 6420345, 8560460, 10272552, 10700575, 12840690, 17120920, 21401150, 25681380, 32101725, 42802300, 51362760, 64203450, 85604600, 128406900, 256813800]

約数ペア:

[(1, 256813800), (2, 128406900), (3, 85604600), (4, 64203450), (5, 51362760), (6, 42802300), (8, 32101725), (10, 25681380), (12, 21401150), (15, 17120920), (20, 12840690), (24, 10700575), (25, 10272552), (30, 8560460), (40, 6420345), (50, 5136276), (60, 4280230), (75, 3424184), (100, 2568138), (120, 2140115), (150, 1712092), (200, 1284069), (300, 856046), (600, 428023)]