680238

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:63

約数の個数: 80

約数和(自身を含む): 1829520

約数和(自身を除く): 1149282

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 19, 26, 27, 34, 38, 39, 51, 54, 57, 78, 81, 102, 114, 117, 153, 162, 171, 221, 234, 247, 306, 323, 342, 351, 442, 459, 494, 513, 646, 663, 702, 741, 918, 969, 1026, 1053, 1326, 1377, 1482, 1539, 1938, 1989, 2106, 2223, 2754, 2907, 3078, 3978, 4199, 4446, 5814, 5967, 6669, 8398, 8721, 11934, 12597, 13338, 17442, 17901, 20007, 25194, 26163, 35802, 37791, 40014, 52326, 75582, 113373, 226746, 340119, 680238]

約数ペア:

[(1, 680238), (2, 340119), (3, 226746), (6, 113373), (9, 75582), (13, 52326), (17, 40014), (18, 37791), (19, 35802), (26, 26163), (27, 25194), (34, 20007), (38, 17901), (39, 17442), (51, 13338), (54, 12597), (57, 11934), (78, 8721), (81, 8398), (102, 6669), (114, 5967), (117, 5814), (153, 4446), (162, 4199), (171, 3978), (221, 3078), (234, 2907), (247, 2754), (306, 2223), (323, 2106), (342, 1989), (351, 1938), (442, 1539), (459, 1482), (494, 1377), (513, 1326), (646, 1053), (663, 1026), (702, 969), (741, 918)]