69879960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{499}}^1$

素因数の和:905

約数の個数: 96

約数和(自身を含む): 228150000

約数和(自身を除く): 158270040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 389, 499, 778, 998, 1167, 1497, 1556, 1945, 1996, 2334, 2495, 2994, 3112, 3501, 3890, 3992, 4491, 4668, 4990, 5835, 5988, 7002, 7485, 7780, 8982, 9336, 9980, 11670, 11976, 14004, 14970, 15560, 17505, 17964, 19960, 22455, 23340, 28008, 29940, 35010, 35928, 44910, 46680, 59880, 70020, 89820, 140040, 179640, 194111, 388222, 582333, 776444, 970555, 1164666, 1552888, 1746999, 1941110, 2329332, 2911665, 3493998, 3882220, 4658664, 5823330, 6987996, 7764440, 8734995, 11646660, 13975992, 17469990, 23293320, 34939980, 69879960]

約数ペア:

[(1, 69879960), (2, 34939980), (3, 23293320), (4, 17469990), (5, 13975992), (6, 11646660), (8, 8734995), (9, 7764440), (10, 6987996), (12, 5823330), (15, 4658664), (18, 3882220), (20, 3493998), (24, 2911665), (30, 2329332), (36, 1941110), (40, 1746999), (45, 1552888), (60, 1164666), (72, 970555), (90, 776444), (120, 582333), (180, 388222), (360, 194111), (389, 179640), (499, 140040), (778, 89820), (998, 70020), (1167, 59880), (1497, 46680), (1556, 44910), (1945, 35928), (1996, 35010), (2334, 29940), (2495, 28008), (2994, 23340), (3112, 22455), (3501, 19960), (3890, 17964), (3992, 17505), (4491, 15560), (4668, 14970), (4990, 14004), (5835, 11976), (5988, 11670), (7002, 9980), (7485, 9336), (7780, 8982)]