1279662990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{20149}}^1$

素因数の和:20261

約数の個数: 64

約数和(自身を含む): 3220776000

約数和(自身を除く): 1941113010

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 73, 87, 145, 146, 174, 219, 290, 365, 435, 438, 730, 870, 1095, 2117, 2190, 4234, 6351, 10585, 12702, 20149, 21170, 31755, 40298, 60447, 63510, 100745, 120894, 201490, 302235, 584321, 604470, 1168642, 1470877, 1752963, 2921605, 2941754, 3505926, 4412631, 5843210, 7354385, 8764815, 8825262, 14708770, 17529630, 22063155, 42655433, 44126310, 85310866, 127966299, 213277165, 255932598, 426554330, 639831495, 1279662990]

約数ペア:

[(1, 1279662990), (2, 639831495), (3, 426554330), (5, 255932598), (6, 213277165), (10, 127966299), (15, 85310866), (29, 44126310), (30, 42655433), (58, 22063155), (73, 17529630), (87, 14708770), (145, 8825262), (146, 8764815), (174, 7354385), (219, 5843210), (290, 4412631), (365, 3505926), (435, 2941754), (438, 2921605), (730, 1752963), (870, 1470877), (1095, 1168642), (2117, 604470), (2190, 584321), (4234, 302235), (6351, 201490), (10585, 120894), (12702, 100745), (20149, 63510), (21170, 60447), (31755, 40298)]