138272848

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:660

約数の個数: 80

約数和(自身を含む): 320189824

約数和(自身を除く): 181916976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 61, 74, 112, 122, 148, 244, 259, 296, 427, 488, 518, 547, 592, 854, 976, 1036, 1094, 1708, 2072, 2188, 2257, 3416, 3829, 4144, 4376, 4514, 6832, 7658, 8752, 9028, 15316, 15799, 18056, 20239, 30632, 31598, 33367, 36112, 40478, 61264, 63196, 66734, 80956, 126392, 133468, 141673, 161912, 233569, 252784, 266936, 283346, 323824, 467138, 533872, 566692, 934276, 1133384, 1234579, 1868552, 2266768, 2469158, 3737104, 4938316, 8642053, 9876632, 17284106, 19753264, 34568212, 69136424, 138272848]

約数ペア:

[(1, 138272848), (2, 69136424), (4, 34568212), (7, 19753264), (8, 17284106), (14, 9876632), (16, 8642053), (28, 4938316), (37, 3737104), (56, 2469158), (61, 2266768), (74, 1868552), (112, 1234579), (122, 1133384), (148, 934276), (244, 566692), (259, 533872), (296, 467138), (427, 323824), (488, 283346), (518, 266936), (547, 252784), (592, 233569), (854, 161912), (976, 141673), (1036, 133468), (1094, 126392), (1708, 80956), (2072, 66734), (2188, 63196), (2257, 61264), (3416, 40478), (3829, 36112), (4144, 33367), (4376, 31598), (4514, 30632), (6832, 20239), (7658, 18056), (8752, 15799), (9028, 15316)]