159439840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{142357}}^1$

素因数の和:142379

約数の個数: 48

約数和(自身を含む): 430490592

約数和(自身を除く): 271050752

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, 142357, 284714, 569428, 711785, 996499, 1138856, 1423570, 1992998, 2277712, 2847140, 3985996, 4555424, 4982495, 5694280, 7971992, 9964990, 11388560, 15943984, 19929980, 22777120, 31887968, 39859960, 79719920, 159439840]

約数ペア:

[(1, 159439840), (2, 79719920), (4, 39859960), (5, 31887968), (7, 22777120), (8, 19929980), (10, 15943984), (14, 11388560), (16, 9964990), (20, 7971992), (28, 5694280), (32, 4982495), (35, 4555424), (40, 3985996), (56, 2847140), (70, 2277712), (80, 1992998), (112, 1423570), (140, 1138856), (160, 996499), (224, 711785), (280, 569428), (560, 284714), (1120, 142357)]