858403040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:577

約数の個数: 144

約数和(自身を含む): 2256297120

約数和(自身を除く): 1397894080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 101, 110, 121, 160, 176, 202, 220, 242, 352, 404, 439, 440, 484, 505, 605, 808, 878, 880, 968, 1010, 1111, 1210, 1616, 1756, 1760, 1936, 2020, 2195, 2222, 2420, 3232, 3512, 3872, 4040, 4390, 4444, 4829, 4840, 5555, 7024, 8080, 8780, 8888, 9658, 9680, 11110, 12221, 14048, 16160, 17560, 17776, 19316, 19360, 22220, 24145, 24442, 35120, 35552, 38632, 44339, 44440, 48290, 48884, 53119, 61105, 70240, 77264, 88678, 88880, 96580, 97768, 106238, 122210, 154528, 177356, 177760, 193160, 195536, 212476, 221695, 244420, 265595, 354712, 386320, 391072, 424952, 443390, 487729, 488840, 531190, 709424, 772640, 849904, 886780, 975458, 977680, 1062380, 1418848, 1699808, 1773560, 1950916, 1955360, 2124760, 2438645, 3547120, 3901832, 4249520, 4877290, 5365019, 7094240, 7803664, 8499040, 9754580, 10730038, 15607328, 19509160, 21460076, 26825095, 39018320, 42920152, 53650190, 78036640, 85840304, 107300380, 171680608, 214600760, 429201520, 858403040]

約数ペア:

[(1, 858403040), (2, 429201520), (4, 214600760), (5, 171680608), (8, 107300380), (10, 85840304), (11, 78036640), (16, 53650190), (20, 42920152), (22, 39018320), (32, 26825095), (40, 21460076), (44, 19509160), (55, 15607328), (80, 10730038), (88, 9754580), (101, 8499040), (110, 7803664), (121, 7094240), (160, 5365019), (176, 4877290), (202, 4249520), (220, 3901832), (242, 3547120), (352, 2438645), (404, 2124760), (439, 1955360), (440, 1950916), (484, 1773560), (505, 1699808), (605, 1418848), (808, 1062380), (878, 977680), (880, 975458), (968, 886780), (1010, 849904), (1111, 772640), (1210, 709424), (1616, 531190), (1756, 488840), (1760, 487729), (1936, 443390), (2020, 424952), (2195, 391072), (2222, 386320), (2420, 354712), (3232, 265595), (3512, 244420), (3872, 221695), (4040, 212476), (4390, 195536), (4444, 193160), (4829, 177760), (4840, 177356), (5555, 154528), (7024, 122210), (8080, 106238), (8780, 97768), (8888, 96580), (9658, 88880), (9680, 88678), (11110, 77264), (12221, 70240), (14048, 61105), (16160, 53119), (17560, 48884), (17776, 48290), (19316, 44440), (19360, 44339), (22220, 38632), (24145, 35552), (24442, 35120)]