218950816

素因数分解:

$2^5\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2971}}^1$

素因数の和:3042

約数の個数: 72

約数和(自身を含む): 512277696

約数和(自身を除く): 293326880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 94, 98, 112, 188, 196, 224, 329, 376, 392, 658, 752, 784, 1316, 1504, 1568, 2303, 2632, 2971, 4606, 5264, 5942, 9212, 10528, 11884, 18424, 20797, 23768, 36848, 41594, 47536, 73696, 83188, 95072, 139637, 145579, 166376, 279274, 291158, 332752, 558548, 582316, 665504, 977459, 1117096, 1164632, 1954918, 2234192, 2329264, 3909836, 4468384, 4658528, 6842213, 7819672, 13684426, 15639344, 27368852, 31278688, 54737704, 109475408, 218950816]

約数ペア:

[(1, 218950816), (2, 109475408), (4, 54737704), (7, 31278688), (8, 27368852), (14, 15639344), (16, 13684426), (28, 7819672), (32, 6842213), (47, 4658528), (49, 4468384), (56, 3909836), (94, 2329264), (98, 2234192), (112, 1954918), (188, 1164632), (196, 1117096), (224, 977459), (329, 665504), (376, 582316), (392, 558548), (658, 332752), (752, 291158), (784, 279274), (1316, 166376), (1504, 145579), (1568, 139637), (2303, 95072), (2632, 83188), (2971, 73696), (4606, 47536), (5264, 41594), (5942, 36848), (9212, 23768), (10528, 20797), (11884, 18424)]