257706876

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:201

約数の個数: 192

約数和(自身を含む): 774144000

約数和(自身を除く): 516437124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 29, 34, 42, 49, 51, 58, 68, 84, 87, 98, 102, 116, 119, 127, 147, 174, 196, 203, 204, 238, 254, 294, 343, 348, 357, 381, 406, 476, 493, 508, 588, 609, 686, 714, 762, 812, 833, 889, 986, 1029, 1218, 1372, 1421, 1428, 1479, 1524, 1666, 1778, 1972, 2058, 2159, 2436, 2499, 2667, 2842, 2958, 3332, 3451, 3556, 3683, 4116, 4263, 4318, 4998, 5334, 5684, 5831, 5916, 6223, 6477, 6902, 7366, 8526, 8636, 9947, 9996, 10353, 10668, 11049, 11662, 12446, 12954, 13804, 14732, 15113, 17052, 17493, 18669, 19894, 20706, 22098, 23324, 24157, 24892, 25781, 25908, 29841, 30226, 34986, 37338, 39788, 41412, 43561, 44196, 45339, 48314, 51562, 59682, 60452, 62611, 69972, 72471, 74676, 77343, 87122, 90678, 96628, 103124, 105791, 119364, 125222, 130683, 144942, 154686, 169099, 174244, 180467, 181356, 187833, 211582, 250444, 261366, 289884, 309372, 317373, 338198, 360934, 375666, 423164, 438277, 507297, 522732, 541401, 634746, 676396, 721868, 740537, 751332, 876554, 1014594, 1082802, 1263269, 1269492, 1314831, 1481074, 1753108, 2029188, 2165604, 2221611, 2526538, 2629662, 2962148, 3067939, 3789807, 4443222, 5053076, 5259324, 6135878, 7579614, 8886444, 9203817, 12271756, 15159228, 18407634, 21475573, 36815268, 42951146, 64426719, 85902292, 128853438, 257706876]

約数ペア:

[(1, 257706876), (2, 128853438), (3, 85902292), (4, 64426719), (6, 42951146), (7, 36815268), (12, 21475573), (14, 18407634), (17, 15159228), (21, 12271756), (28, 9203817), (29, 8886444), (34, 7579614), (42, 6135878), (49, 5259324), (51, 5053076), (58, 4443222), (68, 3789807), (84, 3067939), (87, 2962148), (98, 2629662), (102, 2526538), (116, 2221611), (119, 2165604), (127, 2029188), (147, 1753108), (174, 1481074), (196, 1314831), (203, 1269492), (204, 1263269), (238, 1082802), (254, 1014594), (294, 876554), (343, 751332), (348, 740537), (357, 721868), (381, 676396), (406, 634746), (476, 541401), (493, 522732), (508, 507297), (588, 438277), (609, 423164), (686, 375666), (714, 360934), (762, 338198), (812, 317373), (833, 309372), (889, 289884), (986, 261366), (1029, 250444), (1218, 211582), (1372, 187833), (1421, 181356), (1428, 180467), (1479, 174244), (1524, 169099), (1666, 154686), (1778, 144942), (1972, 130683), (2058, 125222), (2159, 119364), (2436, 105791), (2499, 103124), (2667, 96628), (2842, 90678), (2958, 87122), (3332, 77343), (3451, 74676), (3556, 72471), (3683, 69972), (4116, 62611), (4263, 60452), (4318, 59682), (4998, 51562), (5334, 48314), (5684, 45339), (5831, 44196), (5916, 43561), (6223, 41412), (6477, 39788), (6902, 37338), (7366, 34986), (8526, 30226), (8636, 29841), (9947, 25908), (9996, 25781), (10353, 24892), (10668, 24157), (11049, 23324), (11662, 22098), (12446, 20706), (12954, 19894), (13804, 18669), (14732, 17493), (15113, 17052)]