128123712

素因数分解:

$2^6\times 3^2\times {\mathrm{222437}}^1$

素因数の和:222455

約数の個数: 42

約数和(自身を含む): 367245138

約数和(自身を除く): 239121426

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 222437, 444874, 667311, 889748, 1334622, 1779496, 2001933, 2669244, 3558992, 4003866, 5338488, 7117984, 8007732, 10676976, 14235968, 16015464, 21353952, 32030928, 42707904, 64061856, 128123712]

約数ペア:

[(1, 128123712), (2, 64061856), (3, 42707904), (4, 32030928), (6, 21353952), (8, 16015464), (9, 14235968), (12, 10676976), (16, 8007732), (18, 7117984), (24, 5338488), (32, 4003866), (36, 3558992), (48, 2669244), (64, 2001933), (72, 1779496), (96, 1334622), (144, 889748), (192, 667311), (288, 444874), (576, 222437)]