661584

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:208

約数の個数: 80

約数和(自身を含む): 2142720

約数和(自身を除く): 1481136

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 179, 231, 264, 308, 336, 358, 462, 528, 537, 616, 716, 924, 1074, 1232, 1253, 1432, 1848, 1969, 2148, 2506, 2864, 3696, 3759, 3938, 4296, 5012, 5907, 7518, 7876, 8592, 10024, 11814, 13783, 15036, 15752, 20048, 23628, 27566, 30072, 31504, 41349, 47256, 55132, 60144, 82698, 94512, 110264, 165396, 220528, 330792, 661584]

約数ペア:

[(1, 661584), (2, 330792), (3, 220528), (4, 165396), (6, 110264), (7, 94512), (8, 82698), (11, 60144), (12, 55132), (14, 47256), (16, 41349), (21, 31504), (22, 30072), (24, 27566), (28, 23628), (33, 20048), (42, 15752), (44, 15036), (48, 13783), (56, 11814), (66, 10024), (77, 8592), (84, 7876), (88, 7518), (112, 5907), (132, 5012), (154, 4296), (168, 3938), (176, 3759), (179, 3696), (231, 2864), (264, 2506), (308, 2148), (336, 1969), (358, 1848), (462, 1432), (528, 1253), (537, 1232), (616, 1074), (716, 924)]