128741312

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:266

約数の個数: 112

約数和(自身を含む): 307921152

約数和(自身を除く): 179179840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 43, 56, 64, 82, 86, 112, 163, 164, 172, 224, 287, 301, 326, 328, 344, 448, 574, 602, 652, 656, 688, 1141, 1148, 1204, 1304, 1312, 1376, 1763, 2282, 2296, 2408, 2608, 2624, 2752, 3526, 4564, 4592, 4816, 5216, 6683, 7009, 7052, 9128, 9184, 9632, 10432, 12341, 13366, 14018, 14104, 18256, 18368, 19264, 24682, 26732, 28036, 28208, 36512, 46781, 49063, 49364, 53464, 56072, 56416, 73024, 93562, 98126, 98728, 106928, 112144, 112832, 187124, 196252, 197456, 213856, 224288, 287369, 374248, 392504, 394912, 427712, 448576, 574738, 748496, 785008, 789824, 1149476, 1496992, 1570016, 2011583, 2298952, 2993984, 3140032, 4023166, 4597904, 8046332, 9195808, 16092664, 18391616, 32185328, 64370656, 128741312]

約数ペア:

[(1, 128741312), (2, 64370656), (4, 32185328), (7, 18391616), (8, 16092664), (14, 9195808), (16, 8046332), (28, 4597904), (32, 4023166), (41, 3140032), (43, 2993984), (56, 2298952), (64, 2011583), (82, 1570016), (86, 1496992), (112, 1149476), (163, 789824), (164, 785008), (172, 748496), (224, 574738), (287, 448576), (301, 427712), (326, 394912), (328, 392504), (344, 374248), (448, 287369), (574, 224288), (602, 213856), (652, 197456), (656, 196252), (688, 187124), (1141, 112832), (1148, 112144), (1204, 106928), (1304, 98728), (1312, 98126), (1376, 93562), (1763, 73024), (2282, 56416), (2296, 56072), (2408, 53464), (2608, 49364), (2624, 49063), (2752, 46781), (3526, 36512), (4564, 28208), (4592, 28036), (4816, 26732), (5216, 24682), (6683, 19264), (7009, 18368), (7052, 18256), (9128, 14104), (9184, 14018), (9632, 13366), (10432, 12341)]