28756656

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^2\times {\mathrm{691}}^1$

素因数の和:739

約数の個数: 90

約数和(自身を含む): 85614932

約数和(自身を除く): 56858276

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 289, 306, 408, 578, 612, 691, 816, 867, 1156, 1224, 1382, 1734, 2073, 2312, 2448, 2601, 2764, 3468, 4146, 4624, 5202, 5528, 6219, 6936, 8292, 10404, 11056, 11747, 12438, 13872, 16584, 20808, 23494, 24876, 33168, 35241, 41616, 46988, 49752, 70482, 93976, 99504, 105723, 140964, 187952, 199699, 211446, 281928, 399398, 422892, 563856, 599097, 798796, 845784, 1198194, 1597592, 1691568, 1797291, 2396388, 3195184, 3594582, 4792776, 7189164, 9585552, 14378328, 28756656]

約数ペア:

[(1, 28756656), (2, 14378328), (3, 9585552), (4, 7189164), (6, 4792776), (8, 3594582), (9, 3195184), (12, 2396388), (16, 1797291), (17, 1691568), (18, 1597592), (24, 1198194), (34, 845784), (36, 798796), (48, 599097), (51, 563856), (68, 422892), (72, 399398), (102, 281928), (136, 211446), (144, 199699), (153, 187952), (204, 140964), (272, 105723), (289, 99504), (306, 93976), (408, 70482), (578, 49752), (612, 46988), (691, 41616), (816, 35241), (867, 33168), (1156, 24876), (1224, 23494), (1382, 20808), (1734, 16584), (2073, 13872), (2312, 12438), (2448, 11747), (2601, 11056), (2764, 10404), (3468, 8292), (4146, 6936), (4624, 6219), (5202, 5528)]