256347600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{213623}}^1$

素因数の和:213644

約数の個数: 60

約数和(自身を含む): 821170656

約数和(自身を除く): 564823056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 213623, 427246, 640869, 854492, 1068115, 1281738, 1708984, 2136230, 2563476, 3204345, 3417968, 4272460, 5126952, 5340575, 6408690, 8544920, 10253904, 10681150, 12817380, 16021725, 17089840, 21362300, 25634760, 32043450, 42724600, 51269520, 64086900, 85449200, 128173800, 256347600]

約数ペア:

[(1, 256347600), (2, 128173800), (3, 85449200), (4, 64086900), (5, 51269520), (6, 42724600), (8, 32043450), (10, 25634760), (12, 21362300), (15, 17089840), (16, 16021725), (20, 12817380), (24, 10681150), (25, 10253904), (30, 8544920), (40, 6408690), (48, 5340575), (50, 5126952), (60, 4272460), (75, 3417968), (80, 3204345), (100, 2563476), (120, 2136230), (150, 1708984), (200, 1281738), (240, 1068115), (300, 854492), (400, 640869), (600, 427246), (1200, 213623)]