256485063456

素因数分解:

$2^5\times 3^2\times {\mathrm{1303}}^1\times {\mathrm{683479}}^1$

素因数の和:684798

約数の個数: 72

約数和(自身を含む): 729940236480

約数和(自身を除く): 473455173024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 1303, 2606, 3909, 5212, 7818, 10424, 11727, 15636, 20848, 23454, 31272, 41696, 46908, 62544, 93816, 125088, 187632, 375264, 683479, 1366958, 2050437, 2733916, 4100874, 5467832, 6151311, 8201748, 10935664, 12302622, 16403496, 21871328, 24605244, 32806992, 49210488, 65613984, 98420976, 196841952, 890573137, 1781146274, 2671719411, 3562292548, 5343438822, 7124585096, 8015158233, 10686877644, 14249170192, 16030316466, 21373755288, 28498340384, 32060632932, 42747510576, 64121265864, 85495021152, 128242531728, 256485063456]

約数ペア:

[(1, 256485063456), (2, 128242531728), (3, 85495021152), (4, 64121265864), (6, 42747510576), (8, 32060632932), (9, 28498340384), (12, 21373755288), (16, 16030316466), (18, 14249170192), (24, 10686877644), (32, 8015158233), (36, 7124585096), (48, 5343438822), (72, 3562292548), (96, 2671719411), (144, 1781146274), (288, 890573137), (1303, 196841952), (2606, 98420976), (3909, 65613984), (5212, 49210488), (7818, 32806992), (10424, 24605244), (11727, 21871328), (15636, 16403496), (20848, 12302622), (23454, 10935664), (31272, 8201748), (41696, 6151311), (46908, 5467832), (62544, 4100874), (93816, 2733916), (125088, 2050437), (187632, 1366958), (375264, 683479)]