278536412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 628798464

約数和(自身を除く): 350262052

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 113, 151, 154, 212, 226, 302, 308, 371, 452, 583, 604, 742, 791, 1057, 1166, 1243, 1484, 1582, 1661, 2114, 2332, 2486, 3164, 3322, 4081, 4228, 4972, 5989, 6644, 8003, 8162, 8701, 11627, 11978, 16006, 16324, 17063, 17402, 23254, 23956, 32012, 34126, 34804, 41923, 46508, 56021, 65879, 68252, 83846, 88033, 112042, 119441, 131758, 167692, 176066, 187693, 224084, 238882, 263516, 352132, 375386, 461153, 477764, 616231, 750772, 904339, 922306, 1232462, 1313851, 1808678, 1844612, 2464924, 2627702, 3617356, 5255404, 6330373, 9947729, 12660746, 19895458, 25321492, 39790916, 69634103, 139268206, 278536412]

約数ペア:

[(1, 278536412), (2, 139268206), (4, 69634103), (7, 39790916), (11, 25321492), (14, 19895458), (22, 12660746), (28, 9947729), (44, 6330373), (53, 5255404), (77, 3617356), (106, 2627702), (113, 2464924), (151, 1844612), (154, 1808678), (212, 1313851), (226, 1232462), (302, 922306), (308, 904339), (371, 750772), (452, 616231), (583, 477764), (604, 461153), (742, 375386), (791, 352132), (1057, 263516), (1166, 238882), (1243, 224084), (1484, 187693), (1582, 176066), (1661, 167692), (2114, 131758), (2332, 119441), (2486, 112042), (3164, 88033), (3322, 83846), (4081, 68252), (4228, 65879), (4972, 56021), (5989, 46508), (6644, 41923), (8003, 34804), (8162, 34126), (8701, 32012), (11627, 23956), (11978, 23254), (16006, 17402), (16324, 17063)]