189449120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{169151}}^1$

素因数の和:169173

約数の個数: 48

約数和(自身を含む): 511515648

約数和(自身を除く): 322066528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 169151, 338302, 676604, 845755, 1184057, 1353208, 1691510, 2368114, 2706416, 3383020, 4736228, 5412832, 5920285, 6766040, 9472456, 11840570, 13532080, 18944912, 23681140, 27064160, 37889824, 47362280, 94724560, 189449120]

約数ペア:

[(1, 189449120), (2, 94724560), (4, 47362280), (5, 37889824), (7, 27064160), (8, 23681140), (10, 18944912), (14, 13532080), (16, 11840570), (20, 9472456), (28, 6766040), (32, 5920285), (35, 5412832), (40, 4736228), (56, 3383020), (70, 2706416), (80, 2368114), (112, 1691510), (140, 1353208), (160, 1184057), (224, 845755), (280, 676604), (560, 338302), (1120, 169151)]