217728648

素因数分解:

$2^3\times 3^4\times {\mathrm{277}}^1\times {\mathrm{1213}}^1$

素因数の和:1508

約数の個数: 80

約数和(自身を含む): 612547980

約数和(自身を除く): 394819332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 277, 324, 554, 648, 831, 1108, 1213, 1662, 2216, 2426, 2493, 3324, 3639, 4852, 4986, 6648, 7278, 7479, 9704, 9972, 10917, 14556, 14958, 19944, 21834, 22437, 29112, 29916, 32751, 43668, 44874, 59832, 65502, 87336, 89748, 98253, 131004, 179496, 196506, 262008, 336001, 393012, 672002, 786024, 1008003, 1344004, 2016006, 2688008, 3024009, 4032012, 6048018, 8064024, 9072027, 12096036, 18144054, 24192072, 27216081, 36288108, 54432162, 72576216, 108864324, 217728648]

約数ペア:

[(1, 217728648), (2, 108864324), (3, 72576216), (4, 54432162), (6, 36288108), (8, 27216081), (9, 24192072), (12, 18144054), (18, 12096036), (24, 9072027), (27, 8064024), (36, 6048018), (54, 4032012), (72, 3024009), (81, 2688008), (108, 2016006), (162, 1344004), (216, 1008003), (277, 786024), (324, 672002), (554, 393012), (648, 336001), (831, 262008), (1108, 196506), (1213, 179496), (1662, 131004), (2216, 98253), (2426, 89748), (2493, 87336), (3324, 65502), (3639, 59832), (4852, 44874), (4986, 43668), (6648, 32751), (7278, 29916), (7479, 29112), (9704, 22437), (9972, 21834), (10917, 19944), (14556, 14958)]