56984220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1607}}^1$

素因数の和:1819

約数の個数: 72

約数和(自身を含む): 173837664

約数和(自身を除く): 116853444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1607, 1773, 1970, 2364, 2955, 3214, 3546, 3940, 4821, 5910, 6428, 7092, 8035, 8865, 9642, 11820, 14463, 16070, 17730, 19284, 24105, 28926, 32140, 35460, 48210, 57852, 72315, 96420, 144630, 289260, 316579, 633158, 949737, 1266316, 1582895, 1899474, 2849211, 3165790, 3798948, 4748685, 5698422, 6331580, 9497370, 11396844, 14246055, 18994740, 28492110, 56984220]

約数ペア:

[(1, 56984220), (2, 28492110), (3, 18994740), (4, 14246055), (5, 11396844), (6, 9497370), (9, 6331580), (10, 5698422), (12, 4748685), (15, 3798948), (18, 3165790), (20, 2849211), (30, 1899474), (36, 1582895), (45, 1266316), (60, 949737), (90, 633158), (180, 316579), (197, 289260), (394, 144630), (591, 96420), (788, 72315), (985, 57852), (1182, 48210), (1607, 35460), (1773, 32140), (1970, 28926), (2364, 24105), (2955, 19284), (3214, 17730), (3546, 16070), (3940, 14463), (4821, 11820), (5910, 9642), (6428, 8865), (7092, 8035)]