219669.0000000

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 80

約数和(自身を含む): 4181760

約数和(自身を除く): 2559654

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 27, 31, 34, 38, 51, 54, 57, 62, 81, 93, 102, 114, 153, 162, 171, 186, 279, 306, 323, 342, 459, 513, 527, 558, 589, 646, 837, 918, 969, 1026, 1054, 1178, 1377, 1539, 1581, 1674, 1767, 1938, 2511, 2754, 2907, 3078, 3162, 3534, 4743, 5022, 5301, 5814, 8721, 9486, 10013, 10602, 14229, 15903, 17442, 20026, 26163, 28458, 30039, 31806, 42687, 47709, 52326, 60078, 85374, 90117, 95418, 180234, 270351, 540702, 811053, 1622106]

約数ペア:

[(1, 1622106), (2, 811053), (3, 540702), (6, 270351), (9, 180234), (17, 95418), (18, 90117), (19, 85374), (27, 60078), (31, 52326), (34, 47709), (38, 42687), (51, 31806), (54, 30039), (57, 28458), (62, 26163), (81, 20026), (93, 17442), (102, 15903), (114, 14229), (153, 10602), (162, 10013), (171, 9486), (186, 8721), (279, 5814), (306, 5301), (323, 5022), (342, 4743), (459, 3534), (513, 3162), (527, 3078), (558, 2907), (589, 2754), (646, 2511), (837, 1938), (918, 1767), (969, 1674), (1026, 1581), (1054, 1539), (1178, 1377)]