30515730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{20759}}^1$

素因数の和:20783

約数の個数: 48

約数和(自身を含む): 85199040

約数和(自身を除く): 54683310

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 20759, 41518, 62277, 103795, 124554, 145313, 207590, 290626, 311385, 435939, 622770, 726565, 871878, 1017191, 1453130, 2034382, 2179695, 3051573, 4359390, 5085955, 6103146, 10171910, 15257865, 30515730]

約数ペア:

[(1, 30515730), (2, 15257865), (3, 10171910), (5, 6103146), (6, 5085955), (7, 4359390), (10, 3051573), (14, 2179695), (15, 2034382), (21, 1453130), (30, 1017191), (35, 871878), (42, 726565), (49, 622770), (70, 435939), (98, 311385), (105, 290626), (147, 207590), (210, 145313), (245, 124554), (294, 103795), (490, 62277), (735, 41518), (1470, 20759)]