257735296

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:179

約数の個数: 192

約数和(自身を含む): 671517000

約数和(自身を除く): 413781704

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 49, 52, 56, 58, 64, 91, 98, 104, 109, 112, 116, 128, 182, 196, 203, 208, 218, 224, 232, 364, 377, 392, 406, 416, 436, 448, 464, 637, 728, 754, 763, 784, 812, 832, 872, 896, 928, 1274, 1417, 1421, 1456, 1508, 1526, 1568, 1624, 1664, 1744, 1856, 2548, 2639, 2834, 2842, 2912, 3016, 3052, 3136, 3161, 3248, 3488, 3712, 5096, 5278, 5341, 5668, 5684, 5824, 6032, 6104, 6272, 6322, 6496, 6976, 9919, 10192, 10556, 10682, 11336, 11368, 11648, 12064, 12208, 12644, 12992, 13952, 18473, 19838, 20384, 21112, 21364, 22127, 22672, 22736, 24128, 24416, 25288, 25984, 36946, 39676, 40768, 41093, 42224, 42728, 44254, 45344, 45472, 48256, 48832, 50576, 69433, 73892, 79352, 81536, 82186, 84448, 85456, 88508, 90688, 90944, 97664, 101152, 138866, 147784, 154889, 158704, 164372, 168896, 170912, 177016, 181376, 181888, 202304, 277732, 287651, 295568, 309778, 317408, 328744, 337792, 341824, 354032, 404608, 555464, 575302, 591136, 619556, 634816, 657488, 683648, 708064, 1110928, 1150604, 1182272, 1239112, 1269632, 1314976, 1416128, 2013557, 2221856, 2301208, 2364544, 2478224, 2629952, 2832256, 4027114, 4443712, 4602416, 4956448, 5259904, 8054228, 8887424, 9204832, 9912896, 16108456, 18409664, 19825792, 32216912, 36819328, 64433824, 128867648, 257735296]

約数ペア:

[(1, 257735296), (2, 128867648), (4, 64433824), (7, 36819328), (8, 32216912), (13, 19825792), (14, 18409664), (16, 16108456), (26, 9912896), (28, 9204832), (29, 8887424), (32, 8054228), (49, 5259904), (52, 4956448), (56, 4602416), (58, 4443712), (64, 4027114), (91, 2832256), (98, 2629952), (104, 2478224), (109, 2364544), (112, 2301208), (116, 2221856), (128, 2013557), (182, 1416128), (196, 1314976), (203, 1269632), (208, 1239112), (218, 1182272), (224, 1150604), (232, 1110928), (364, 708064), (377, 683648), (392, 657488), (406, 634816), (416, 619556), (436, 591136), (448, 575302), (464, 555464), (637, 404608), (728, 354032), (754, 341824), (763, 337792), (784, 328744), (812, 317408), (832, 309778), (872, 295568), (896, 287651), (928, 277732), (1274, 202304), (1417, 181888), (1421, 181376), (1456, 177016), (1508, 170912), (1526, 168896), (1568, 164372), (1624, 158704), (1664, 154889), (1744, 147784), (1856, 138866), (2548, 101152), (2639, 97664), (2834, 90944), (2842, 90688), (2912, 88508), (3016, 85456), (3052, 84448), (3136, 82186), (3161, 81536), (3248, 79352), (3488, 73892), (3712, 69433), (5096, 50576), (5278, 48832), (5341, 48256), (5668, 45472), (5684, 45344), (5824, 44254), (6032, 42728), (6104, 42224), (6272, 41093), (6322, 40768), (6496, 39676), (6976, 36946), (9919, 25984), (10192, 25288), (10556, 24416), (10682, 24128), (11336, 22736), (11368, 22672), (11648, 22127), (12064, 21364), (12208, 21112), (12644, 20384), (12992, 19838), (13952, 18473)]