255705912

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{599}}^1$

素因数の和:647

約数の個数: 216

約数和(自身を含む): 886977000

約数和(自身を除く): 631271088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 49, 56, 63, 66, 72, 77, 84, 88, 98, 99, 121, 126, 132, 147, 154, 168, 196, 198, 231, 242, 252, 264, 294, 308, 363, 392, 396, 441, 462, 484, 504, 539, 588, 599, 616, 693, 726, 792, 847, 882, 924, 968, 1078, 1089, 1176, 1198, 1386, 1452, 1617, 1694, 1764, 1797, 1848, 2156, 2178, 2396, 2541, 2772, 2904, 3234, 3388, 3528, 3594, 4193, 4312, 4356, 4792, 4851, 5082, 5391, 5544, 5929, 6468, 6589, 6776, 7188, 7623, 8386, 8712, 9702, 10164, 10782, 11858, 12579, 12936, 13178, 14376, 15246, 16772, 17787, 19404, 19767, 20328, 21564, 23716, 25158, 26356, 29351, 30492, 33544, 35574, 37737, 38808, 39534, 43128, 46123, 47432, 50316, 52712, 53361, 58702, 59301, 60984, 71148, 72479, 75474, 79068, 88053, 92246, 100632, 106722, 117404, 118602, 138369, 142296, 144958, 150948, 158136, 176106, 184492, 213444, 217437, 234808, 237204, 264159, 276738, 289916, 301896, 322861, 352212, 368984, 415107, 426888, 434874, 474408, 507353, 528318, 553476, 579832, 645722, 652311, 704424, 830214, 869748, 968583, 1014706, 1056636, 1106952, 1291444, 1304622, 1522059, 1660428, 1739496, 1937166, 2029412, 2113272, 2582888, 2609244, 2905749, 3044118, 3320856, 3551471, 3874332, 4058824, 4566177, 5218488, 5811498, 6088236, 7102942, 7748664, 9132354, 10654413, 11622996, 12176472, 14205884, 18264708, 21308826, 23245992, 28411768, 31963239, 36529416, 42617652, 63926478, 85235304, 127852956, 255705912]

約数ペア:

[(1, 255705912), (2, 127852956), (3, 85235304), (4, 63926478), (6, 42617652), (7, 36529416), (8, 31963239), (9, 28411768), (11, 23245992), (12, 21308826), (14, 18264708), (18, 14205884), (21, 12176472), (22, 11622996), (24, 10654413), (28, 9132354), (33, 7748664), (36, 7102942), (42, 6088236), (44, 5811498), (49, 5218488), (56, 4566177), (63, 4058824), (66, 3874332), (72, 3551471), (77, 3320856), (84, 3044118), (88, 2905749), (98, 2609244), (99, 2582888), (121, 2113272), (126, 2029412), (132, 1937166), (147, 1739496), (154, 1660428), (168, 1522059), (196, 1304622), (198, 1291444), (231, 1106952), (242, 1056636), (252, 1014706), (264, 968583), (294, 869748), (308, 830214), (363, 704424), (392, 652311), (396, 645722), (441, 579832), (462, 553476), (484, 528318), (504, 507353), (539, 474408), (588, 434874), (599, 426888), (616, 415107), (693, 368984), (726, 352212), (792, 322861), (847, 301896), (882, 289916), (924, 276738), (968, 264159), (1078, 237204), (1089, 234808), (1176, 217437), (1198, 213444), (1386, 184492), (1452, 176106), (1617, 158136), (1694, 150948), (1764, 144958), (1797, 142296), (1848, 138369), (2156, 118602), (2178, 117404), (2396, 106722), (2541, 100632), (2772, 92246), (2904, 88053), (3234, 79068), (3388, 75474), (3528, 72479), (3594, 71148), (4193, 60984), (4312, 59301), (4356, 58702), (4792, 53361), (4851, 52712), (5082, 50316), (5391, 47432), (5544, 46123), (5929, 43128), (6468, 39534), (6589, 38808), (6776, 37737), (7188, 35574), (7623, 33544), (8386, 30492), (8712, 29351), (9702, 26356), (10164, 25158), (10782, 23716), (11858, 21564), (12579, 20328), (12936, 19767), (13178, 19404), (14376, 17787), (15246, 16772)]