206728398

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 529785360

約数和(自身を除く): 323056962

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 31, 34, 37, 38, 51, 57, 62, 74, 93, 102, 111, 114, 153, 171, 186, 222, 279, 306, 323, 333, 342, 527, 558, 589, 629, 646, 666, 703, 961, 969, 1054, 1147, 1178, 1258, 1406, 1581, 1767, 1887, 1922, 1938, 2109, 2294, 2883, 2907, 3162, 3441, 3534, 3774, 4218, 4743, 5301, 5661, 5766, 5814, 6327, 6882, 8649, 9486, 10013, 10323, 10602, 11322, 11951, 12654, 16337, 17298, 18259, 19499, 20026, 20646, 21793, 23902, 30039, 32674, 35557, 35853, 36518, 38998, 43586, 49011, 54777, 58497, 60078, 65379, 71114, 71706, 90117, 98022, 106671, 107559, 109554, 116994, 130758, 147033, 164331, 175491, 180234, 196137, 213342, 215118, 294066, 310403, 320013, 328662, 350982, 370481, 392274, 604469, 620806, 640026, 675583, 740962, 931209, 1111443, 1208938, 1351166, 1813407, 1862418, 2026749, 2222886, 2793627, 3334329, 3626814, 4053498, 5440221, 5587254, 6080247, 6668658, 10880442, 11484911, 12160494, 22969822, 34454733, 68909466, 103364199, 206728398]

約数ペア:

[(1, 206728398), (2, 103364199), (3, 68909466), (6, 34454733), (9, 22969822), (17, 12160494), (18, 11484911), (19, 10880442), (31, 6668658), (34, 6080247), (37, 5587254), (38, 5440221), (51, 4053498), (57, 3626814), (62, 3334329), (74, 2793627), (93, 2222886), (102, 2026749), (111, 1862418), (114, 1813407), (153, 1351166), (171, 1208938), (186, 1111443), (222, 931209), (279, 740962), (306, 675583), (323, 640026), (333, 620806), (342, 604469), (527, 392274), (558, 370481), (589, 350982), (629, 328662), (646, 320013), (666, 310403), (703, 294066), (961, 215118), (969, 213342), (1054, 196137), (1147, 180234), (1178, 175491), (1258, 164331), (1406, 147033), (1581, 130758), (1767, 116994), (1887, 109554), (1922, 107559), (1938, 106671), (2109, 98022), (2294, 90117), (2883, 71706), (2907, 71114), (3162, 65379), (3441, 60078), (3534, 58497), (3774, 54777), (4218, 49011), (4743, 43586), (5301, 38998), (5661, 36518), (5766, 35853), (5814, 35557), (6327, 32674), (6882, 30039), (8649, 23902), (9486, 21793), (10013, 20646), (10323, 20026), (10602, 19499), (11322, 18259), (11951, 17298), (12654, 16337)]