129258976

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 337841280

約数和(自身を除く): 208582304

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 76, 77, 88, 112, 121, 133, 152, 154, 176, 209, 224, 242, 251, 266, 304, 308, 352, 418, 484, 502, 532, 608, 616, 836, 847, 968, 1004, 1064, 1232, 1463, 1672, 1694, 1757, 1936, 2008, 2128, 2299, 2464, 2761, 2926, 3344, 3388, 3514, 3872, 4016, 4256, 4598, 4769, 5522, 5852, 6688, 6776, 7028, 8032, 9196, 9538, 11044, 11704, 13552, 14056, 16093, 18392, 19076, 19327, 22088, 23408, 27104, 28112, 30371, 32186, 33383, 36784, 38152, 38654, 44176, 46816, 52459, 56224, 60742, 64372, 66766, 73568, 76304, 77308, 88352, 104918, 121484, 128744, 133532, 152608, 154616, 209836, 212597, 242968, 257488, 267064, 309232, 367213, 419672, 425194, 485936, 514976, 534128, 577049, 618464, 734426, 839344, 850388, 971872, 1068256, 1154098, 1468852, 1678688, 1700776, 2308196, 2937704, 3401552, 4039343, 4616392, 5875408, 6803104, 8078686, 9232784, 11750816, 16157372, 18465568, 32314744, 64629488, 129258976]

約数ペア:

[(1, 129258976), (2, 64629488), (4, 32314744), (7, 18465568), (8, 16157372), (11, 11750816), (14, 9232784), (16, 8078686), (19, 6803104), (22, 5875408), (28, 4616392), (32, 4039343), (38, 3401552), (44, 2937704), (56, 2308196), (76, 1700776), (77, 1678688), (88, 1468852), (112, 1154098), (121, 1068256), (133, 971872), (152, 850388), (154, 839344), (176, 734426), (209, 618464), (224, 577049), (242, 534128), (251, 514976), (266, 485936), (304, 425194), (308, 419672), (352, 367213), (418, 309232), (484, 267064), (502, 257488), (532, 242968), (608, 212597), (616, 209836), (836, 154616), (847, 152608), (968, 133532), (1004, 128744), (1064, 121484), (1232, 104918), (1463, 88352), (1672, 77308), (1694, 76304), (1757, 73568), (1936, 66766), (2008, 64372), (2128, 60742), (2299, 56224), (2464, 52459), (2761, 46816), (2926, 44176), (3344, 38654), (3388, 38152), (3514, 36784), (3872, 33383), (4016, 32186), (4256, 30371), (4598, 28112), (4769, 27104), (5522, 23408), (5852, 22088), (6688, 19327), (6776, 19076), (7028, 18392), (8032, 16093), (9196, 14056), (9538, 13552), (11044, 11704)]