381321216

素因数分解:

$2^{15}\times 3^3\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 128

約数和(自身を含む): 1132444800

約数和(自身を除く): 751123584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 431, 432, 512, 576, 768, 862, 864, 1024, 1152, 1293, 1536, 1724, 1728, 2048, 2304, 2586, 3072, 3448, 3456, 3879, 4096, 4608, 5172, 6144, 6896, 6912, 7758, 8192, 9216, 10344, 11637, 12288, 13792, 13824, 15516, 16384, 18432, 20688, 23274, 24576, 27584, 27648, 31032, 32768, 36864, 41376, 46548, 49152, 55168, 55296, 62064, 73728, 82752, 93096, 98304, 110336, 110592, 124128, 147456, 165504, 186192, 220672, 221184, 248256, 294912, 331008, 372384, 441344, 442368, 496512, 662016, 744768, 882688, 884736, 993024, 1324032, 1489536, 1765376, 1986048, 2648064, 2979072, 3530752, 3972096, 5296128, 5958144, 7061504, 7944192, 10592256, 11916288, 14123008, 15888384, 21184512, 23832576, 31776768, 42369024, 47665152, 63553536, 95330304, 127107072, 190660608, 381321216]

約数ペア:

[(1, 381321216), (2, 190660608), (3, 127107072), (4, 95330304), (6, 63553536), (8, 47665152), (9, 42369024), (12, 31776768), (16, 23832576), (18, 21184512), (24, 15888384), (27, 14123008), (32, 11916288), (36, 10592256), (48, 7944192), (54, 7061504), (64, 5958144), (72, 5296128), (96, 3972096), (108, 3530752), (128, 2979072), (144, 2648064), (192, 1986048), (216, 1765376), (256, 1489536), (288, 1324032), (384, 993024), (431, 884736), (432, 882688), (512, 744768), (576, 662016), (768, 496512), (862, 442368), (864, 441344), (1024, 372384), (1152, 331008), (1293, 294912), (1536, 248256), (1724, 221184), (1728, 220672), (2048, 186192), (2304, 165504), (2586, 147456), (3072, 124128), (3448, 110592), (3456, 110336), (3879, 98304), (4096, 93096), (4608, 82752), (5172, 73728), (6144, 62064), (6896, 55296), (6912, 55168), (7758, 49152), (8192, 46548), (9216, 41376), (10344, 36864), (11637, 32768), (12288, 31032), (13792, 27648), (13824, 27584), (15516, 24576), (16384, 23274), (18432, 20688)]