279396304

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1249}}^1$

素因数の和:1340

約数の個数: 80

約数和(自身を含む): 624960000

約数和(自身を除く): 345563696

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 41, 44, 62, 82, 88, 124, 164, 176, 248, 328, 341, 451, 496, 656, 682, 902, 1249, 1271, 1364, 1804, 2498, 2542, 2728, 3608, 4996, 5084, 5456, 7216, 9992, 10168, 13739, 13981, 19984, 20336, 27478, 27962, 38719, 51209, 54956, 55924, 77438, 102418, 109912, 111848, 154876, 204836, 219824, 223696, 309752, 409672, 425909, 563299, 619504, 819344, 851818, 1126598, 1587479, 1703636, 2253196, 3174958, 3407272, 4506392, 6349916, 6814544, 9012784, 12699832, 17462269, 25399664, 34924538, 69849076, 139698152, 279396304]

約数ペア:

[(1, 279396304), (2, 139698152), (4, 69849076), (8, 34924538), (11, 25399664), (16, 17462269), (22, 12699832), (31, 9012784), (41, 6814544), (44, 6349916), (62, 4506392), (82, 3407272), (88, 3174958), (124, 2253196), (164, 1703636), (176, 1587479), (248, 1126598), (328, 851818), (341, 819344), (451, 619504), (496, 563299), (656, 425909), (682, 409672), (902, 309752), (1249, 223696), (1271, 219824), (1364, 204836), (1804, 154876), (2498, 111848), (2542, 109912), (2728, 102418), (3608, 77438), (4996, 55924), (5084, 54956), (5456, 51209), (7216, 38719), (9992, 27962), (10168, 27478), (13739, 20336), (13981, 19984)]