245402448

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1987}}^1$

素因数の和:2112

約数の個数: 80

約数和(自身を含む): 662624256

約数和(自身を除く): 417221808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 83, 93, 124, 166, 186, 248, 249, 332, 372, 496, 498, 664, 744, 996, 1328, 1488, 1987, 1992, 2573, 3974, 3984, 5146, 5961, 7719, 7948, 10292, 11922, 15438, 15896, 20584, 23844, 30876, 31792, 41168, 47688, 61597, 61752, 95376, 123194, 123504, 164921, 184791, 246388, 329842, 369582, 492776, 494763, 659684, 739164, 985552, 989526, 1319368, 1478328, 1979052, 2638736, 2956656, 3958104, 5112551, 7916208, 10225102, 15337653, 20450204, 30675306, 40900408, 61350612, 81800816, 122701224, 245402448]

約数ペア:

[(1, 245402448), (2, 122701224), (3, 81800816), (4, 61350612), (6, 40900408), (8, 30675306), (12, 20450204), (16, 15337653), (24, 10225102), (31, 7916208), (48, 5112551), (62, 3958104), (83, 2956656), (93, 2638736), (124, 1979052), (166, 1478328), (186, 1319368), (248, 989526), (249, 985552), (332, 739164), (372, 659684), (496, 494763), (498, 492776), (664, 369582), (744, 329842), (996, 246388), (1328, 184791), (1488, 164921), (1987, 123504), (1992, 123194), (2573, 95376), (3974, 61752), (3984, 61597), (5146, 47688), (5961, 41168), (7719, 31792), (7948, 30876), (10292, 23844), (11922, 20584), (15438, 15896)]