69541640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{809}}^1$

素因数の和:1134

約数の個数: 64

約数和(自身を含む): 179625600

約数和(自身を除く): 110083960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 307, 614, 809, 1228, 1535, 1618, 2149, 2456, 3070, 3236, 4045, 4298, 5663, 6140, 6472, 8090, 8596, 10745, 11326, 12280, 16180, 17192, 21490, 22652, 28315, 32360, 42980, 45304, 56630, 85960, 113260, 226520, 248363, 496726, 993452, 1241815, 1738541, 1986904, 2483630, 3477082, 4967260, 6954164, 8692705, 9934520, 13908328, 17385410, 34770820, 69541640]

約数ペア:

[(1, 69541640), (2, 34770820), (4, 17385410), (5, 13908328), (7, 9934520), (8, 8692705), (10, 6954164), (14, 4967260), (20, 3477082), (28, 2483630), (35, 1986904), (40, 1738541), (56, 1241815), (70, 993452), (140, 496726), (280, 248363), (307, 226520), (614, 113260), (809, 85960), (1228, 56630), (1535, 45304), (1618, 42980), (2149, 32360), (2456, 28315), (3070, 22652), (3236, 21490), (4045, 17192), (4298, 16180), (5663, 12280), (6140, 11326), (6472, 10745), (8090, 8596)]