218365840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35449}}^1$

素因数の和:35480

約数の個数: 80

約数和(自身を含む): 632995200

約数和(自身を除く): 414629360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 35449, 70898, 141796, 177245, 248143, 283592, 354490, 389939, 496286, 567184, 708980, 779878, 992572, 1240715, 1417960, 1559756, 1949695, 1985144, 2481430, 2729573, 2835920, 3119512, 3899390, 3970288, 4962860, 5459146, 6239024, 7798780, 9925720, 10918292, 13647865, 15597560, 19851440, 21836584, 27295730, 31195120, 43673168, 54591460, 109182920, 218365840]

約数ペア:

[(1, 218365840), (2, 109182920), (4, 54591460), (5, 43673168), (7, 31195120), (8, 27295730), (10, 21836584), (11, 19851440), (14, 15597560), (16, 13647865), (20, 10918292), (22, 9925720), (28, 7798780), (35, 6239024), (40, 5459146), (44, 4962860), (55, 3970288), (56, 3899390), (70, 3119512), (77, 2835920), (80, 2729573), (88, 2481430), (110, 1985144), (112, 1949695), (140, 1559756), (154, 1417960), (176, 1240715), (220, 992572), (280, 779878), (308, 708980), (385, 567184), (440, 496286), (560, 389939), (616, 354490), (770, 283592), (880, 248143), (1232, 177245), (1540, 141796), (3080, 70898), (6160, 35449)]