209984256

素因数分解:

$2^8\times 3^2\times {\mathrm{91139}}^1$

素因数の和:91161

約数の個数: 54

約数和(自身を含む): 605443020

約数和(自身を除く): 395458764

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 91139, 182278, 273417, 364556, 546834, 729112, 820251, 1093668, 1458224, 1640502, 2187336, 2916448, 3281004, 4374672, 5832896, 6562008, 8749344, 11665792, 13124016, 17498688, 23331584, 26248032, 34997376, 52496064, 69994752, 104992128, 209984256]

約数ペア:

[(1, 209984256), (2, 104992128), (3, 69994752), (4, 52496064), (6, 34997376), (8, 26248032), (9, 23331584), (12, 17498688), (16, 13124016), (18, 11665792), (24, 8749344), (32, 6562008), (36, 5832896), (48, 4374672), (64, 3281004), (72, 2916448), (96, 2187336), (128, 1640502), (144, 1458224), (192, 1093668), (256, 820251), (288, 729112), (384, 546834), (576, 364556), (768, 273417), (1152, 182278), (2304, 91139)]