28016310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1499}}^1$

素因数の和:1605

約数の個数: 64

約数和(自身を含む): 77760000

約数和(自身を除く): 49743690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 105, 178, 210, 267, 445, 534, 623, 890, 1246, 1335, 1499, 1869, 2670, 2998, 3115, 3738, 4497, 6230, 7495, 8994, 9345, 10493, 14990, 18690, 20986, 22485, 31479, 44970, 52465, 62958, 104930, 133411, 157395, 266822, 314790, 400233, 667055, 800466, 933877, 1334110, 1867754, 2001165, 2801631, 4002330, 4669385, 5603262, 9338770, 14008155, 28016310]

約数ペア:

[(1, 28016310), (2, 14008155), (3, 9338770), (5, 5603262), (6, 4669385), (7, 4002330), (10, 2801631), (14, 2001165), (15, 1867754), (21, 1334110), (30, 933877), (35, 800466), (42, 667055), (70, 400233), (89, 314790), (105, 266822), (178, 157395), (210, 133411), (267, 104930), (445, 62958), (534, 52465), (623, 44970), (890, 31479), (1246, 22485), (1335, 20986), (1499, 18690), (1869, 14990), (2670, 10493), (2998, 9345), (3115, 8994), (3738, 7495), (4497, 6230)]