1291265536

素因数分解:

$2^9\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1097}}^1$

素因数の和:1156

約数の個数: 120

約数和(自身を含む): 2987855640

約数和(自身を除く): 1696590104

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 121, 128, 152, 176, 209, 242, 256, 304, 352, 418, 484, 512, 608, 704, 836, 968, 1097, 1216, 1408, 1672, 1936, 2194, 2299, 2432, 2816, 3344, 3872, 4388, 4598, 4864, 5632, 6688, 7744, 8776, 9196, 9728, 12067, 13376, 15488, 17552, 18392, 20843, 24134, 26752, 30976, 35104, 36784, 41686, 48268, 53504, 61952, 70208, 73568, 83372, 96536, 107008, 132737, 140416, 147136, 166744, 193072, 229273, 265474, 280832, 294272, 333488, 386144, 458546, 530948, 561664, 588544, 666976, 772288, 917092, 1061896, 1177088, 1333952, 1544576, 1834184, 2123792, 2522003, 2667904, 3089152, 3668368, 4247584, 5044006, 5335808, 6178304, 7336736, 8495168, 10088012, 10671616, 14673472, 16990336, 20176024, 29346944, 33980672, 40352048, 58693888, 67961344, 80704096, 117387776, 161408192, 322816384, 645632768, 1291265536]

約数ペア:

[(1, 1291265536), (2, 645632768), (4, 322816384), (8, 161408192), (11, 117387776), (16, 80704096), (19, 67961344), (22, 58693888), (32, 40352048), (38, 33980672), (44, 29346944), (64, 20176024), (76, 16990336), (88, 14673472), (121, 10671616), (128, 10088012), (152, 8495168), (176, 7336736), (209, 6178304), (242, 5335808), (256, 5044006), (304, 4247584), (352, 3668368), (418, 3089152), (484, 2667904), (512, 2522003), (608, 2123792), (704, 1834184), (836, 1544576), (968, 1333952), (1097, 1177088), (1216, 1061896), (1408, 917092), (1672, 772288), (1936, 666976), (2194, 588544), (2299, 561664), (2432, 530948), (2816, 458546), (3344, 386144), (3872, 333488), (4388, 294272), (4598, 280832), (4864, 265474), (5632, 229273), (6688, 193072), (7744, 166744), (8776, 147136), (9196, 140416), (9728, 132737), (12067, 107008), (13376, 96536), (15488, 83372), (17552, 73568), (18392, 70208), (20843, 61952), (24134, 53504), (26752, 48268), (30976, 41686), (35104, 36784)]