278441328

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:475

約数の個数: 120

約数和(自身を含む): 797948928

約数和(自身を除く): 519507600

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 121, 132, 176, 191, 242, 251, 264, 363, 382, 484, 502, 528, 573, 726, 753, 764, 968, 1004, 1146, 1452, 1506, 1528, 1936, 2008, 2101, 2292, 2761, 2904, 3012, 3056, 4016, 4202, 4584, 5522, 5808, 6024, 6303, 8283, 8404, 9168, 11044, 12048, 12606, 16566, 16808, 22088, 23111, 25212, 30371, 33132, 33616, 44176, 46222, 47941, 50424, 60742, 66264, 69333, 91113, 92444, 95882, 100848, 121484, 132528, 138666, 143823, 182226, 184888, 191764, 242968, 277332, 287646, 364452, 369776, 383528, 485936, 527351, 554664, 575292, 728904, 767056, 1054702, 1109328, 1150584, 1457808, 1582053, 2109404, 2301168, 3164106, 4218808, 5800861, 6328212, 8437616, 11601722, 12656424, 17402583, 23203444, 25312848, 34805166, 46406888, 69610332, 92813776, 139220664, 278441328]

約数ペア:

[(1, 278441328), (2, 139220664), (3, 92813776), (4, 69610332), (6, 46406888), (8, 34805166), (11, 25312848), (12, 23203444), (16, 17402583), (22, 12656424), (24, 11601722), (33, 8437616), (44, 6328212), (48, 5800861), (66, 4218808), (88, 3164106), (121, 2301168), (132, 2109404), (176, 1582053), (191, 1457808), (242, 1150584), (251, 1109328), (264, 1054702), (363, 767056), (382, 728904), (484, 575292), (502, 554664), (528, 527351), (573, 485936), (726, 383528), (753, 369776), (764, 364452), (968, 287646), (1004, 277332), (1146, 242968), (1452, 191764), (1506, 184888), (1528, 182226), (1936, 143823), (2008, 138666), (2101, 132528), (2292, 121484), (2761, 100848), (2904, 95882), (3012, 92444), (3056, 91113), (4016, 69333), (4202, 66264), (4584, 60742), (5522, 50424), (5808, 47941), (6024, 46222), (6303, 44176), (8283, 33616), (8404, 33132), (9168, 30371), (11044, 25212), (12048, 23111), (12606, 22088), (16566, 16808)]