8319080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 24295680

約数和(自身を除く): 15976600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 73, 74, 77, 88, 110, 140, 146, 148, 154, 185, 220, 259, 280, 292, 296, 308, 365, 370, 385, 407, 440, 511, 518, 584, 616, 730, 740, 770, 803, 814, 1022, 1036, 1295, 1460, 1480, 1540, 1606, 1628, 2035, 2044, 2072, 2555, 2590, 2701, 2849, 2920, 3080, 3212, 3256, 4015, 4070, 4088, 5110, 5180, 5402, 5621, 5698, 6424, 8030, 8140, 10220, 10360, 10804, 11242, 11396, 13505, 14245, 16060, 16280, 18907, 20440, 21608, 22484, 22792, 27010, 28105, 28490, 29711, 32120, 37814, 44968, 54020, 56210, 56980, 59422, 75628, 94535, 108040, 112420, 113960, 118844, 148555, 151256, 189070, 207977, 224840, 237688, 297110, 378140, 415954, 594220, 756280, 831908, 1039885, 1188440, 1663816, 2079770, 4159540, 8319080]

約数ペア:

[(1, 8319080), (2, 4159540), (4, 2079770), (5, 1663816), (7, 1188440), (8, 1039885), (10, 831908), (11, 756280), (14, 594220), (20, 415954), (22, 378140), (28, 297110), (35, 237688), (37, 224840), (40, 207977), (44, 189070), (55, 151256), (56, 148555), (70, 118844), (73, 113960), (74, 112420), (77, 108040), (88, 94535), (110, 75628), (140, 59422), (146, 56980), (148, 56210), (154, 54020), (185, 44968), (220, 37814), (259, 32120), (280, 29711), (292, 28490), (296, 28105), (308, 27010), (365, 22792), (370, 22484), (385, 21608), (407, 20440), (440, 18907), (511, 16280), (518, 16060), (584, 14245), (616, 13505), (730, 11396), (740, 11242), (770, 10804), (803, 10360), (814, 10220), (1022, 8140), (1036, 8030), (1295, 6424), (1460, 5698), (1480, 5621), (1540, 5402), (1606, 5180), (1628, 5110), (2035, 4088), (2044, 4070), (2072, 4015), (2555, 3256), (2590, 3212), (2701, 3080), (2849, 2920)]