215548456

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 444794490

約数和(自身を除く): 229246034

約数列:

[1, 2, 4, 8, 23, 31, 46, 53, 62, 92, 106, 124, 184, 212, 248, 424, 529, 713, 961, 1058, 1219, 1426, 1643, 1922, 2116, 2438, 2852, 3286, 3844, 4232, 4876, 5704, 6572, 7688, 9752, 13144, 16399, 22103, 28037, 32798, 37789, 44206, 50933, 56074, 65596, 75578, 88412, 101866, 112148, 131192, 151156, 176824, 203732, 224296, 302312, 407464, 508369, 869147, 1016738, 1171459, 1738294, 2033476, 2342918, 3476588, 4066952, 4685836, 6953176, 9371672, 26943557, 53887114, 107774228, 215548456]

約数ペア:

[(1, 215548456), (2, 107774228), (4, 53887114), (8, 26943557), (23, 9371672), (31, 6953176), (46, 4685836), (53, 4066952), (62, 3476588), (92, 2342918), (106, 2033476), (124, 1738294), (184, 1171459), (212, 1016738), (248, 869147), (424, 508369), (529, 407464), (713, 302312), (961, 224296), (1058, 203732), (1219, 176824), (1426, 151156), (1643, 131192), (1922, 112148), (2116, 101866), (2438, 88412), (2852, 75578), (3286, 65596), (3844, 56074), (4232, 50933), (4876, 44206), (5704, 37789), (6572, 32798), (7688, 28037), (9752, 22103), (13144, 16399)]