123277120

素因数分解:

$2^6\times 5^1\times {\mathrm{601}}^1\times {\mathrm{641}}^1$

素因数の和:1259

約数の個数: 56

約数和(自身を含む): 294500808

約数和(自身を除く): 171223688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 601, 641, 1202, 1282, 2404, 2564, 3005, 3205, 4808, 5128, 6010, 6410, 9616, 10256, 12020, 12820, 19232, 20512, 24040, 25640, 38464, 41024, 48080, 51280, 96160, 102560, 192320, 205120, 385241, 770482, 1540964, 1926205, 3081928, 3852410, 6163856, 7704820, 12327712, 15409640, 24655424, 30819280, 61638560, 123277120]

約数ペア:

[(1, 123277120), (2, 61638560), (4, 30819280), (5, 24655424), (8, 15409640), (10, 12327712), (16, 7704820), (20, 6163856), (32, 3852410), (40, 3081928), (64, 1926205), (80, 1540964), (160, 770482), (320, 385241), (601, 205120), (641, 192320), (1202, 102560), (1282, 96160), (2404, 51280), (2564, 48080), (3005, 41024), (3205, 38464), (4808, 25640), (5128, 24040), (6010, 20512), (6410, 19232), (9616, 12820), (10256, 12020)]