257969152

素因数分解:

$2^{10}\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:146

約数の個数: 176

約数和(自身を含む): 654384960

約数和(自身を除く): 396415808

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 32, 34, 56, 58, 64, 68, 73, 112, 116, 119, 128, 136, 146, 203, 224, 232, 238, 256, 272, 292, 406, 448, 464, 476, 493, 511, 512, 544, 584, 812, 896, 928, 952, 986, 1022, 1024, 1088, 1168, 1241, 1624, 1792, 1856, 1904, 1972, 2044, 2117, 2176, 2336, 2482, 3248, 3451, 3584, 3712, 3808, 3944, 4088, 4234, 4352, 4672, 4964, 6496, 6902, 7168, 7424, 7616, 7888, 8176, 8468, 8687, 8704, 9344, 9928, 12992, 13804, 14819, 14848, 15232, 15776, 16352, 16936, 17374, 17408, 18688, 19856, 25984, 27608, 29638, 29696, 30464, 31552, 32704, 33872, 34748, 35989, 37376, 39712, 51968, 55216, 59276, 60928, 63104, 65408, 67744, 69496, 71978, 74752, 79424, 103936, 110432, 118552, 121856, 126208, 130816, 135488, 138992, 143956, 158848, 207872, 220864, 237104, 251923, 252416, 261632, 270976, 277984, 287912, 317696, 441728, 474208, 503846, 504832, 523264, 541952, 555968, 575824, 635392, 883456, 948416, 1007692, 1083904, 1111936, 1151648, 1270784, 1766912, 1896832, 2015384, 2167808, 2223872, 2303296, 3533824, 3793664, 4030768, 4447744, 4606592, 7587328, 8061536, 8895488, 9213184, 15174656, 16123072, 18426368, 32246144, 36852736, 64492288, 128984576, 257969152]

約数ペア:

[(1, 257969152), (2, 128984576), (4, 64492288), (7, 36852736), (8, 32246144), (14, 18426368), (16, 16123072), (17, 15174656), (28, 9213184), (29, 8895488), (32, 8061536), (34, 7587328), (56, 4606592), (58, 4447744), (64, 4030768), (68, 3793664), (73, 3533824), (112, 2303296), (116, 2223872), (119, 2167808), (128, 2015384), (136, 1896832), (146, 1766912), (203, 1270784), (224, 1151648), (232, 1111936), (238, 1083904), (256, 1007692), (272, 948416), (292, 883456), (406, 635392), (448, 575824), (464, 555968), (476, 541952), (493, 523264), (511, 504832), (512, 503846), (544, 474208), (584, 441728), (812, 317696), (896, 287912), (928, 277984), (952, 270976), (986, 261632), (1022, 252416), (1024, 251923), (1088, 237104), (1168, 220864), (1241, 207872), (1624, 158848), (1792, 143956), (1856, 138992), (1904, 135488), (1972, 130816), (2044, 126208), (2117, 121856), (2176, 118552), (2336, 110432), (2482, 103936), (3248, 79424), (3451, 74752), (3584, 71978), (3712, 69496), (3808, 67744), (3944, 65408), (4088, 63104), (4234, 60928), (4352, 59276), (4672, 55216), (4964, 51968), (6496, 39712), (6902, 37376), (7168, 35989), (7424, 34748), (7616, 33872), (7888, 32704), (8176, 31552), (8468, 30464), (8687, 29696), (8704, 29638), (9344, 27608), (9928, 25984), (12992, 19856), (13804, 18688), (14819, 17408), (14848, 17374), (15232, 16936), (15776, 16352)]