61919280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{85999}}^1$

素因数の和:86018

約数の個数: 60

約数和(自身を含む): 207948000

約数和(自身を除く): 146028720

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, 720, 85999, 171998, 257997, 343996, 429995, 515994, 687992, 773991, 859990, 1031988, 1289985, 1375984, 1547982, 1719980, 2063976, 2579970, 3095964, 3439960, 3869955, 4127952, 5159940, 6191928, 6879920, 7739910, 10319880, 12383856, 15479820, 20639760, 30959640, 61919280]

約数ペア:

[(1, 61919280), (2, 30959640), (3, 20639760), (4, 15479820), (5, 12383856), (6, 10319880), (8, 7739910), (9, 6879920), (10, 6191928), (12, 5159940), (15, 4127952), (16, 3869955), (18, 3439960), (20, 3095964), (24, 2579970), (30, 2063976), (36, 1719980), (40, 1547982), (45, 1375984), (48, 1289985), (60, 1031988), (72, 859990), (80, 773991), (90, 687992), (120, 515994), (144, 429995), (180, 343996), (240, 257997), (360, 171998), (720, 85999)]