139759920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{499}}^1$

素因数の和:907

約数の個数: 120

約数和(自身を含む): 471510000

約数和(自身を除く): 331750080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 389, 499, 720, 778, 998, 1167, 1497, 1556, 1945, 1996, 2334, 2495, 2994, 3112, 3501, 3890, 3992, 4491, 4668, 4990, 5835, 5988, 6224, 7002, 7485, 7780, 7984, 8982, 9336, 9980, 11670, 11976, 14004, 14970, 15560, 17505, 17964, 18672, 19960, 22455, 23340, 23952, 28008, 29940, 31120, 35010, 35928, 39920, 44910, 46680, 56016, 59880, 70020, 71856, 89820, 93360, 119760, 140040, 179640, 194111, 280080, 359280, 388222, 582333, 776444, 970555, 1164666, 1552888, 1746999, 1941110, 2329332, 2911665, 3105776, 3493998, 3882220, 4658664, 5823330, 6987996, 7764440, 8734995, 9317328, 11646660, 13975992, 15528880, 17469990, 23293320, 27951984, 34939980, 46586640, 69879960, 139759920]

約数ペア:

[(1, 139759920), (2, 69879960), (3, 46586640), (4, 34939980), (5, 27951984), (6, 23293320), (8, 17469990), (9, 15528880), (10, 13975992), (12, 11646660), (15, 9317328), (16, 8734995), (18, 7764440), (20, 6987996), (24, 5823330), (30, 4658664), (36, 3882220), (40, 3493998), (45, 3105776), (48, 2911665), (60, 2329332), (72, 1941110), (80, 1746999), (90, 1552888), (120, 1164666), (144, 970555), (180, 776444), (240, 582333), (360, 388222), (389, 359280), (499, 280080), (720, 194111), (778, 179640), (998, 140040), (1167, 119760), (1497, 93360), (1556, 89820), (1945, 71856), (1996, 70020), (2334, 59880), (2495, 56016), (2994, 46680), (3112, 44910), (3501, 39920), (3890, 35928), (3992, 35010), (4491, 31120), (4668, 29940), (4990, 28008), (5835, 23952), (5988, 23340), (6224, 22455), (7002, 19960), (7485, 18672), (7780, 17964), (7984, 17505), (8982, 15560), (9336, 14970), (9980, 14004), (11670, 11976)]