128122710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251221}}^1$

素因数の和:251248

約数の個数: 32

約数和(自身を含む): 325583712

約数和(自身を除く): 197461002

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 251221, 502442, 753663, 1256105, 1507326, 2512210, 3768315, 4270757, 7536630, 8541514, 12812271, 21353785, 25624542, 42707570, 64061355, 128122710]

約数ペア:

[(1, 128122710), (2, 64061355), (3, 42707570), (5, 25624542), (6, 21353785), (10, 12812271), (15, 8541514), (17, 7536630), (30, 4270757), (34, 3768315), (51, 2512210), (85, 1507326), (102, 1256105), (170, 753663), (255, 502442), (510, 251221)]