326555488

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 798753312

約数和(自身を除く): 472197824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 41, 56, 62, 74, 82, 112, 124, 148, 164, 217, 224, 248, 259, 287, 296, 328, 434, 496, 518, 574, 592, 656, 868, 961, 992, 1036, 1147, 1148, 1184, 1271, 1312, 1517, 1736, 1922, 2072, 2294, 2296, 2542, 3034, 3472, 3844, 4144, 4588, 4592, 5084, 6068, 6727, 6944, 7688, 8029, 8288, 8897, 9176, 9184, 10168, 10619, 12136, 13454, 15376, 16058, 17794, 18352, 20336, 21238, 24272, 26908, 30752, 32116, 35557, 35588, 36704, 39401, 40672, 42476, 47027, 48544, 53816, 64232, 71114, 71176, 78802, 84952, 94054, 107632, 128464, 142228, 142352, 157604, 169904, 188108, 215264, 248899, 256928, 275807, 284456, 284704, 315208, 329189, 339808, 376216, 497798, 551614, 568912, 630416, 658378, 752432, 995596, 1103228, 1137824, 1260832, 1316756, 1457837, 1504864, 1991192, 2206456, 2633512, 2915674, 3982384, 4412912, 5267024, 5831348, 7964768, 8825824, 10204859, 10534048, 11662696, 20409718, 23325392, 40819436, 46650784, 81638872, 163277744, 326555488]

約数ペア:

[(1, 326555488), (2, 163277744), (4, 81638872), (7, 46650784), (8, 40819436), (14, 23325392), (16, 20409718), (28, 11662696), (31, 10534048), (32, 10204859), (37, 8825824), (41, 7964768), (56, 5831348), (62, 5267024), (74, 4412912), (82, 3982384), (112, 2915674), (124, 2633512), (148, 2206456), (164, 1991192), (217, 1504864), (224, 1457837), (248, 1316756), (259, 1260832), (287, 1137824), (296, 1103228), (328, 995596), (434, 752432), (496, 658378), (518, 630416), (574, 568912), (592, 551614), (656, 497798), (868, 376216), (961, 339808), (992, 329189), (1036, 315208), (1147, 284704), (1148, 284456), (1184, 275807), (1271, 256928), (1312, 248899), (1517, 215264), (1736, 188108), (1922, 169904), (2072, 157604), (2294, 142352), (2296, 142228), (2542, 128464), (3034, 107632), (3472, 94054), (3844, 84952), (4144, 78802), (4588, 71176), (4592, 71114), (5084, 64232), (6068, 53816), (6727, 48544), (6944, 47027), (7688, 42476), (8029, 40672), (8288, 39401), (8897, 36704), (9176, 35588), (9184, 35557), (10168, 32116), (10619, 30752), (12136, 26908), (13454, 24272), (15376, 21238), (16058, 20336), (17794, 18352)]