1330704640

素因数分解:

$2^8\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5443}}^1$

素因数の和:5655

約数の個数: 72

約数和(自身を含む): 3204730368

約数和(自身を除く): 1874025728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 191, 256, 320, 382, 640, 764, 955, 1280, 1528, 1910, 3056, 3820, 5443, 6112, 7640, 10886, 12224, 15280, 21772, 24448, 27215, 30560, 43544, 48896, 54430, 61120, 87088, 108860, 122240, 174176, 217720, 244480, 348352, 435440, 696704, 870880, 1039613, 1393408, 1741760, 2079226, 3483520, 4158452, 5198065, 6967040, 8316904, 10396130, 16633808, 20792260, 33267616, 41584520, 66535232, 83169040, 133070464, 166338080, 266140928, 332676160, 665352320, 1330704640]

約数ペア:

[(1, 1330704640), (2, 665352320), (4, 332676160), (5, 266140928), (8, 166338080), (10, 133070464), (16, 83169040), (20, 66535232), (32, 41584520), (40, 33267616), (64, 20792260), (80, 16633808), (128, 10396130), (160, 8316904), (191, 6967040), (256, 5198065), (320, 4158452), (382, 3483520), (640, 2079226), (764, 1741760), (955, 1393408), (1280, 1039613), (1528, 870880), (1910, 696704), (3056, 435440), (3820, 348352), (5443, 244480), (6112, 217720), (7640, 174176), (10886, 122240), (12224, 108860), (15280, 87088), (21772, 61120), (24448, 54430), (27215, 48896), (30560, 43544)]