128638104

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1237}}^1$

素因数の和:1872

約数の個数: 64

約数和(自身を含む): 368428800

約数和(自身を除く): 239790696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 619, 1237, 1238, 1857, 2474, 2476, 3711, 3714, 4333, 4948, 4952, 7422, 7428, 8659, 8666, 9896, 12999, 14844, 14856, 17318, 17332, 25977, 25998, 29688, 34636, 34664, 51954, 51996, 69272, 103908, 103992, 207816, 765703, 1531406, 2297109, 3062812, 4594218, 5359921, 6125624, 9188436, 10719842, 16079763, 18376872, 21439684, 32159526, 42879368, 64319052, 128638104]

約数ペア:

[(1, 128638104), (2, 64319052), (3, 42879368), (4, 32159526), (6, 21439684), (7, 18376872), (8, 16079763), (12, 10719842), (14, 9188436), (21, 6125624), (24, 5359921), (28, 4594218), (42, 3062812), (56, 2297109), (84, 1531406), (168, 765703), (619, 207816), (1237, 103992), (1238, 103908), (1857, 69272), (2474, 51996), (2476, 51954), (3711, 34664), (3714, 34636), (4333, 29688), (4948, 25998), (4952, 25977), (7422, 17332), (7428, 17318), (8659, 14856), (8666, 14844), (9896, 12999)]