211771840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{94541}}^1$

素因数の和:94565

約数の個数: 56

約数和(自身を含む): 576328032

約数和(自身を除く): 364556192

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, 94541, 189082, 378164, 472705, 661787, 756328, 945410, 1323574, 1512656, 1890820, 2647148, 3025312, 3308935, 3781640, 5294296, 6050624, 6617870, 7563280, 10588592, 13235740, 15126560, 21177184, 26471480, 30253120, 42354368, 52942960, 105885920, 211771840]

約数ペア:

[(1, 211771840), (2, 105885920), (4, 52942960), (5, 42354368), (7, 30253120), (8, 26471480), (10, 21177184), (14, 15126560), (16, 13235740), (20, 10588592), (28, 7563280), (32, 6617870), (35, 6050624), (40, 5294296), (56, 3781640), (64, 3308935), (70, 3025312), (80, 2647148), (112, 1890820), (140, 1512656), (160, 1323574), (224, 945410), (280, 756328), (320, 661787), (448, 472705), (560, 378164), (1120, 189082), (2240, 94541)]