128770880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{57487}}^1$

素因数の和:57511

約数の個数: 56

約数和(自身を含む): 350446848

約数和(自身を除く): 221675968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 57487, 114974, 229948, 287435, 402409, 459896, 574870, 804818, 919792, 1149740, 1609636, 1839584, 2012045, 2299480, 3219272, 3679168, 4024090, 4598960, 6438544, 8048180, 9197920, 12877088, 16096360, 18395840, 25754176, 32192720, 64385440, 128770880]

約数ペア:

[(1, 128770880), (2, 64385440), (4, 32192720), (5, 25754176), (7, 18395840), (8, 16096360), (10, 12877088), (14, 9197920), (16, 8048180), (20, 6438544), (28, 4598960), (32, 4024090), (35, 3679168), (40, 3219272), (56, 2299480), (64, 2012045), (70, 1839584), (80, 1609636), (112, 1149740), (140, 919792), (160, 804818), (224, 574870), (280, 459896), (320, 402409), (448, 287435), (560, 229948), (1120, 114974), (2240, 57487)]