128784128

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 309052800

約数和(自身を除く): 180268672

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 29, 32, 38, 44, 58, 64, 76, 83, 88, 116, 128, 152, 166, 176, 209, 232, 256, 304, 319, 332, 352, 418, 464, 551, 608, 638, 664, 704, 836, 913, 928, 1102, 1216, 1276, 1328, 1408, 1577, 1672, 1826, 1856, 2204, 2407, 2432, 2552, 2656, 2816, 3154, 3344, 3652, 3712, 4408, 4814, 4864, 5104, 5312, 6061, 6308, 6688, 7304, 7424, 8816, 9628, 10208, 10624, 12122, 12616, 13376, 14608, 17347, 17632, 19256, 20416, 21248, 24244, 25232, 26477, 26752, 29216, 34694, 35264, 38512, 40832, 45733, 48488, 50464, 52954, 53504, 58432, 69388, 70528, 77024, 81664, 91466, 96976, 100928, 105908, 116864, 138776, 141056, 154048, 182932, 193952, 201856, 211816, 233728, 277552, 308096, 365864, 387904, 403712, 423632, 503063, 555104, 616192, 731728, 775808, 847264, 1006126, 1110208, 1463456, 1551616, 1694528, 2012252, 2220416, 2926912, 3389056, 4024504, 4440832, 5853824, 6778112, 8049008, 11707648, 16098016, 32196032, 64392064, 128784128]

約数ペア:

[(1, 128784128), (2, 64392064), (4, 32196032), (8, 16098016), (11, 11707648), (16, 8049008), (19, 6778112), (22, 5853824), (29, 4440832), (32, 4024504), (38, 3389056), (44, 2926912), (58, 2220416), (64, 2012252), (76, 1694528), (83, 1551616), (88, 1463456), (116, 1110208), (128, 1006126), (152, 847264), (166, 775808), (176, 731728), (209, 616192), (232, 555104), (256, 503063), (304, 423632), (319, 403712), (332, 387904), (352, 365864), (418, 308096), (464, 277552), (551, 233728), (608, 211816), (638, 201856), (664, 193952), (704, 182932), (836, 154048), (913, 141056), (928, 138776), (1102, 116864), (1216, 105908), (1276, 100928), (1328, 96976), (1408, 91466), (1577, 81664), (1672, 77024), (1826, 70528), (1856, 69388), (2204, 58432), (2407, 53504), (2432, 52954), (2552, 50464), (2656, 48488), (2816, 45733), (3154, 40832), (3344, 38512), (3652, 35264), (3712, 34694), (4408, 29216), (4814, 26752), (4864, 26477), (5104, 25232), (5312, 24244), (6061, 21248), (6308, 20416), (6688, 19256), (7304, 17632), (7424, 17347), (8816, 14608), (9628, 13376), (10208, 12616), (10624, 12122)]