256582008

素因数分解:

$2^3\times 3^2\times {\mathrm{349}}^1\times {\mathrm{10211}}^1$

素因数の和:10572

約数の個数: 48

約数和(自身を含む): 696969000

約数和(自身を除く): 440386992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 349, 698, 1047, 1396, 2094, 2792, 3141, 4188, 6282, 8376, 10211, 12564, 20422, 25128, 30633, 40844, 61266, 81688, 91899, 122532, 183798, 245064, 367596, 735192, 3563639, 7127278, 10690917, 14254556, 21381834, 28509112, 32072751, 42763668, 64145502, 85527336, 128291004, 256582008]

約数ペア:

[(1, 256582008), (2, 128291004), (3, 85527336), (4, 64145502), (6, 42763668), (8, 32072751), (9, 28509112), (12, 21381834), (18, 14254556), (24, 10690917), (36, 7127278), (72, 3563639), (349, 735192), (698, 367596), (1047, 245064), (1396, 183798), (2094, 122532), (2792, 91899), (3141, 81688), (4188, 61266), (6282, 40844), (8376, 30633), (10211, 25128), (12564, 20422)]