314296960

素因数分解:

$2^7\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1237}}^1$

素因数の和:1653

約数の個数: 64

約数和(自身を含む): 753867720

約数和(自身を除く): 439570760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 397, 640, 794, 1237, 1588, 1985, 2474, 3176, 3970, 4948, 6185, 6352, 7940, 9896, 12370, 12704, 15880, 19792, 24740, 25408, 31760, 39584, 49480, 50816, 63520, 79168, 98960, 127040, 158336, 197920, 254080, 395840, 491089, 791680, 982178, 1964356, 2455445, 3928712, 4910890, 7857424, 9821780, 15714848, 19643560, 31429696, 39287120, 62859392, 78574240, 157148480, 314296960]

約数ペア:

[(1, 314296960), (2, 157148480), (4, 78574240), (5, 62859392), (8, 39287120), (10, 31429696), (16, 19643560), (20, 15714848), (32, 9821780), (40, 7857424), (64, 4910890), (80, 3928712), (128, 2455445), (160, 1964356), (320, 982178), (397, 791680), (640, 491089), (794, 395840), (1237, 254080), (1588, 197920), (1985, 158336), (2474, 127040), (3176, 98960), (3970, 79168), (4948, 63520), (6185, 50816), (6352, 49480), (7940, 39584), (9896, 31760), (12370, 25408), (12704, 24740), (15880, 19792)]