231695680

素因数分解:

$2^6\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1451}}^1$

素因数の和:1967

約数の個数: 56

約数和(自身を含む): 553212000

約数和(自身を除く): 321516320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 499, 998, 1451, 1996, 2495, 2902, 3992, 4990, 5804, 7255, 7984, 9980, 11608, 14510, 15968, 19960, 23216, 29020, 31936, 39920, 46432, 58040, 79840, 92864, 116080, 159680, 232160, 464320, 724049, 1448098, 2896196, 3620245, 5792392, 7240490, 11584784, 14480980, 23169568, 28961960, 46339136, 57923920, 115847840, 231695680]

約数ペア:

[(1, 231695680), (2, 115847840), (4, 57923920), (5, 46339136), (8, 28961960), (10, 23169568), (16, 14480980), (20, 11584784), (32, 7240490), (40, 5792392), (64, 3620245), (80, 2896196), (160, 1448098), (320, 724049), (499, 464320), (998, 232160), (1451, 159680), (1996, 116080), (2495, 92864), (2902, 79840), (3992, 58040), (4990, 46432), (5804, 39920), (7255, 31936), (7984, 29020), (9980, 23216), (11608, 19960), (14510, 15968)]