66980256

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:547

約数の個数: 144

約数和(自身を含む): 212012640

約数和(自身を除く): 145032384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 49, 56, 58, 84, 87, 96, 98, 112, 116, 147, 168, 174, 196, 203, 224, 232, 294, 336, 348, 392, 406, 464, 491, 588, 609, 672, 696, 784, 812, 928, 982, 1176, 1218, 1392, 1421, 1473, 1568, 1624, 1964, 2352, 2436, 2784, 2842, 2946, 3248, 3437, 3928, 4263, 4704, 4872, 5684, 5892, 6496, 6874, 7856, 8526, 9744, 10311, 11368, 11784, 13748, 14239, 15712, 17052, 19488, 20622, 22736, 23568, 24059, 27496, 28478, 34104, 41244, 42717, 45472, 47136, 48118, 54992, 56956, 68208, 72177, 82488, 85434, 96236, 99673, 109984, 113912, 136416, 144354, 164976, 170868, 192472, 199346, 227824, 288708, 299019, 329952, 341736, 384944, 398692, 455648, 577416, 598038, 683472, 697711, 769888, 797384, 1154832, 1196076, 1366944, 1395422, 1594768, 2093133, 2309664, 2392152, 2790844, 3189536, 4186266, 4784304, 5581688, 8372532, 9568608, 11163376, 16745064, 22326752, 33490128, 66980256]

約数ペア:

[(1, 66980256), (2, 33490128), (3, 22326752), (4, 16745064), (6, 11163376), (7, 9568608), (8, 8372532), (12, 5581688), (14, 4784304), (16, 4186266), (21, 3189536), (24, 2790844), (28, 2392152), (29, 2309664), (32, 2093133), (42, 1594768), (48, 1395422), (49, 1366944), (56, 1196076), (58, 1154832), (84, 797384), (87, 769888), (96, 697711), (98, 683472), (112, 598038), (116, 577416), (147, 455648), (168, 398692), (174, 384944), (196, 341736), (203, 329952), (224, 299019), (232, 288708), (294, 227824), (336, 199346), (348, 192472), (392, 170868), (406, 164976), (464, 144354), (491, 136416), (588, 113912), (609, 109984), (672, 99673), (696, 96236), (784, 85434), (812, 82488), (928, 72177), (982, 68208), (1176, 56956), (1218, 54992), (1392, 48118), (1421, 47136), (1473, 45472), (1568, 42717), (1624, 41244), (1964, 34104), (2352, 28478), (2436, 27496), (2784, 24059), (2842, 23568), (2946, 22736), (3248, 20622), (3437, 19488), (3928, 17052), (4263, 15712), (4704, 14239), (4872, 13748), (5684, 11784), (5892, 11368), (6496, 10311), (6874, 9744), (7856, 8526)]