256661.00000000

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{10709}}^1$

素因数の和:10754

約数の個数: 60

約数和(自身を含む): 138116160

約数和(自身を除く): 90311184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 10709, 21418, 32127, 42836, 64254, 85672, 96381, 128508, 171344, 192762, 257016, 331979, 385524, 514032, 663958, 771048, 995937, 1327916, 1542096, 1991874, 2655832, 2987811, 3983748, 5311664, 5975622, 7967496, 11951244, 15934992, 23902488, 47804976]

約数ペア:

[(1, 47804976), (2, 23902488), (3, 15934992), (4, 11951244), (6, 7967496), (8, 5975622), (9, 5311664), (12, 3983748), (16, 2987811), (18, 2655832), (24, 1991874), (31, 1542096), (36, 1327916), (48, 995937), (62, 771048), (72, 663958), (93, 514032), (124, 385524), (144, 331979), (186, 257016), (248, 192762), (279, 171344), (372, 128508), (496, 96381), (558, 85672), (744, 64254), (1116, 42836), (1488, 32127), (2232, 21418), (4464, 10709)]