139319880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{165857}}^1$

素因数の和:165878

約数の個数: 64

約数和(自身を含む): 477671040

約数和(自身を除く): 338351160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 165857, 331714, 497571, 663428, 829285, 995142, 1160999, 1326856, 1658570, 1990284, 2321998, 2487855, 3317140, 3482997, 3980568, 4643996, 4975710, 5804995, 6634280, 6965994, 9287992, 9951420, 11609990, 13931988, 17414985, 19902840, 23219980, 27863976, 34829970, 46439960, 69659940, 139319880]

約数ペア:

[(1, 139319880), (2, 69659940), (3, 46439960), (4, 34829970), (5, 27863976), (6, 23219980), (7, 19902840), (8, 17414985), (10, 13931988), (12, 11609990), (14, 9951420), (15, 9287992), (20, 6965994), (21, 6634280), (24, 5804995), (28, 4975710), (30, 4643996), (35, 3980568), (40, 3482997), (42, 3317140), (56, 2487855), (60, 2321998), (70, 1990284), (84, 1658570), (105, 1326856), (120, 1160999), (140, 995142), (168, 829285), (210, 663428), (280, 497571), (420, 331714), (840, 165857)]