219971584

素因数分解:

$2^{15}\times 7^2\times {\mathrm{137}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 515498310

約数和(自身を除く): 295526726

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 137, 196, 224, 256, 274, 392, 448, 512, 548, 784, 896, 959, 1024, 1096, 1568, 1792, 1918, 2048, 2192, 3136, 3584, 3836, 4096, 4384, 6272, 6713, 7168, 7672, 8192, 8768, 12544, 13426, 14336, 15344, 16384, 17536, 25088, 26852, 28672, 30688, 32768, 35072, 50176, 53704, 57344, 61376, 70144, 100352, 107408, 114688, 122752, 140288, 200704, 214816, 229376, 245504, 280576, 401408, 429632, 491008, 561152, 802816, 859264, 982016, 1122304, 1605632, 1718528, 1964032, 2244608, 3437056, 3928064, 4489216, 6874112, 7856128, 13748224, 15712256, 27496448, 31424512, 54992896, 109985792, 219971584]

約数ペア:

[(1, 219971584), (2, 109985792), (4, 54992896), (7, 31424512), (8, 27496448), (14, 15712256), (16, 13748224), (28, 7856128), (32, 6874112), (49, 4489216), (56, 3928064), (64, 3437056), (98, 2244608), (112, 1964032), (128, 1718528), (137, 1605632), (196, 1122304), (224, 982016), (256, 859264), (274, 802816), (392, 561152), (448, 491008), (512, 429632), (548, 401408), (784, 280576), (896, 245504), (959, 229376), (1024, 214816), (1096, 200704), (1568, 140288), (1792, 122752), (1918, 114688), (2048, 107408), (2192, 100352), (3136, 70144), (3584, 61376), (3836, 57344), (4096, 53704), (4384, 50176), (6272, 35072), (6713, 32768), (7168, 30688), (7672, 28672), (8192, 26852), (8768, 25088), (12544, 17536), (13426, 16384), (14336, 15344)]