209770128

素因数分解:

$2^4\times 3^3\times {\mathrm{617}}^1\times {\mathrm{787}}^1$

素因数の和:1421

約数の個数: 80

約数和(自身を含む): 603860160

約数和(自身を除く): 394090032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 617, 787, 1234, 1574, 1851, 2361, 2468, 3148, 3702, 4722, 4936, 5553, 6296, 7083, 7404, 9444, 9872, 11106, 12592, 14166, 14808, 16659, 18888, 21249, 22212, 28332, 29616, 33318, 37776, 42498, 44424, 56664, 66636, 84996, 88848, 113328, 133272, 169992, 266544, 339984, 485579, 971158, 1456737, 1942316, 2913474, 3884632, 4370211, 5826948, 7769264, 8740422, 11653896, 13110633, 17480844, 23307792, 26221266, 34961688, 52442532, 69923376, 104885064, 209770128]

約数ペア:

[(1, 209770128), (2, 104885064), (3, 69923376), (4, 52442532), (6, 34961688), (8, 26221266), (9, 23307792), (12, 17480844), (16, 13110633), (18, 11653896), (24, 8740422), (27, 7769264), (36, 5826948), (48, 4370211), (54, 3884632), (72, 2913474), (108, 1942316), (144, 1456737), (216, 971158), (432, 485579), (617, 339984), (787, 266544), (1234, 169992), (1574, 133272), (1851, 113328), (2361, 88848), (2468, 84996), (3148, 66636), (3702, 56664), (4722, 44424), (4936, 42498), (5553, 37776), (6296, 33318), (7083, 29616), (7404, 28332), (9444, 22212), (9872, 21249), (11106, 18888), (12592, 16659), (14166, 14808)]