219893572

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 420456960

約数和(自身を除く): 200563388

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 157, 172, 314, 479, 628, 731, 958, 1462, 1916, 2669, 2924, 5338, 6751, 8143, 10676, 13502, 16286, 20597, 27004, 32572, 41194, 75203, 82388, 114767, 150406, 229534, 300812, 350149, 459068, 700298, 1278451, 1400596, 2556902, 3233729, 5113804, 6467458, 12934916, 54973393, 109946786, 219893572]

約数ペア:

[(1, 219893572), (2, 109946786), (4, 54973393), (17, 12934916), (34, 6467458), (43, 5113804), (68, 3233729), (86, 2556902), (157, 1400596), (172, 1278451), (314, 700298), (479, 459068), (628, 350149), (731, 300812), (958, 229534), (1462, 150406), (1916, 114767), (2669, 82388), (2924, 75203), (5338, 41194), (6751, 32572), (8143, 27004), (10676, 20597), (13502, 16286)]