313956

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:55

約数の個数: 72

約数和(自身を含む): 917280

約数和(自身を除く): 603324

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 27, 34, 36, 38, 51, 54, 57, 68, 76, 81, 102, 108, 114, 153, 162, 171, 204, 228, 243, 306, 323, 324, 342, 459, 486, 513, 612, 646, 684, 918, 969, 972, 1026, 1292, 1377, 1539, 1836, 1938, 2052, 2754, 2907, 3078, 3876, 4131, 4617, 5508, 5814, 6156, 8262, 8721, 9234, 11628, 16524, 17442, 18468, 26163, 34884, 52326, 78489, 104652, 156978, 313956]

約数ペア:

[(1, 313956), (2, 156978), (3, 104652), (4, 78489), (6, 52326), (9, 34884), (12, 26163), (17, 18468), (18, 17442), (19, 16524), (27, 11628), (34, 9234), (36, 8721), (38, 8262), (51, 6156), (54, 5814), (57, 5508), (68, 4617), (76, 4131), (81, 3876), (102, 3078), (108, 2907), (114, 2754), (153, 2052), (162, 1938), (171, 1836), (204, 1539), (228, 1377), (243, 1292), (306, 1026), (323, 972), (324, 969), (342, 918), (459, 684), (486, 646), (513, 612)]