461355120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{640771}}^1$

素因数の和:640790

約数の個数: 60

約数和(自身を含む): 1549386696

約数和(自身を除く): 1088031576

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, 640771, 1281542, 1922313, 2563084, 3203855, 3844626, 5126168, 5766939, 6407710, 7689252, 9611565, 10252336, 11533878, 12815420, 15378504, 19223130, 23067756, 25630840, 28834695, 30757008, 38446260, 46135512, 51261680, 57669390, 76892520, 92271024, 115338780, 153785040, 230677560, 461355120]

約数ペア:

[(1, 461355120), (2, 230677560), (3, 153785040), (4, 115338780), (5, 92271024), (6, 76892520), (8, 57669390), (9, 51261680), (10, 46135512), (12, 38446260), (15, 30757008), (16, 28834695), (18, 25630840), (20, 23067756), (24, 19223130), (30, 15378504), (36, 12815420), (40, 11533878), (45, 10252336), (48, 9611565), (60, 7689252), (72, 6407710), (80, 5766939), (90, 5126168), (120, 3844626), (144, 3203855), (180, 2563084), (240, 1922313), (360, 1281542), (720, 640771)]