215519904

素因数分解:

$2^5\times 3^2\times {\mathrm{163}}^1\times {\mathrm{4591}}^1$

素因数の和:4770

約数の個数: 72

約数和(自身を含む): 616779072

約数和(自身を除く): 401259168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 163, 288, 326, 489, 652, 978, 1304, 1467, 1956, 2608, 2934, 3912, 4591, 5216, 5868, 7824, 9182, 11736, 13773, 15648, 18364, 23472, 27546, 36728, 41319, 46944, 55092, 73456, 82638, 110184, 146912, 165276, 220368, 330552, 440736, 661104, 748333, 1322208, 1496666, 2244999, 2993332, 4489998, 5986664, 6734997, 8979996, 11973328, 13469994, 17959992, 23946656, 26939988, 35919984, 53879976, 71839968, 107759952, 215519904]

約数ペア:

[(1, 215519904), (2, 107759952), (3, 71839968), (4, 53879976), (6, 35919984), (8, 26939988), (9, 23946656), (12, 17959992), (16, 13469994), (18, 11973328), (24, 8979996), (32, 6734997), (36, 5986664), (48, 4489998), (72, 2993332), (96, 2244999), (144, 1496666), (163, 1322208), (288, 748333), (326, 661104), (489, 440736), (652, 330552), (978, 220368), (1304, 165276), (1467, 146912), (1956, 110184), (2608, 82638), (2934, 73456), (3912, 55092), (4591, 46944), (5216, 41319), (5868, 36728), (7824, 27546), (9182, 23472), (11736, 18364), (13773, 15648)]