27996825080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1\times {\mathrm{3677}}^1$

素因数の和:4149

約数の個数: 128

約数和(自身を含む): 73216327680

約数和(自身を除く): 45219502600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 383, 497, 568, 710, 766, 994, 1420, 1532, 1915, 1988, 2485, 2681, 2840, 3064, 3677, 3830, 3976, 4970, 5362, 7354, 7660, 9940, 10724, 13405, 14708, 15320, 18385, 19880, 21448, 25739, 26810, 27193, 29416, 36770, 51478, 53620, 54386, 73540, 102956, 107240, 108772, 128695, 135965, 147080, 190351, 205912, 217544, 257390, 261067, 271930, 380702, 514780, 522134, 543860, 761404, 951755, 1029560, 1044268, 1087720, 1305335, 1408291, 1522808, 1827469, 1903510, 2088536, 2610670, 2816582, 3654938, 3807020, 5221340, 5633164, 7041455, 7309876, 7614040, 9137345, 9858037, 10442680, 11266328, 14082910, 14619752, 18274690, 19716074, 28165820, 36549380, 39432148, 49290185, 56331640, 73098760, 78864296, 98580370, 99988661, 197160740, 199977322, 394321480, 399954644, 499943305, 699920627, 799909288, 999886610, 1399841254, 1999773220, 2799682508, 3499603135, 3999546440, 5599365016, 6999206270, 13998412540, 27996825080]

約数ペア:

[(1, 27996825080), (2, 13998412540), (4, 6999206270), (5, 5599365016), (7, 3999546440), (8, 3499603135), (10, 2799682508), (14, 1999773220), (20, 1399841254), (28, 999886610), (35, 799909288), (40, 699920627), (56, 499943305), (70, 399954644), (71, 394321480), (140, 199977322), (142, 197160740), (280, 99988661), (284, 98580370), (355, 78864296), (383, 73098760), (497, 56331640), (568, 49290185), (710, 39432148), (766, 36549380), (994, 28165820), (1420, 19716074), (1532, 18274690), (1915, 14619752), (1988, 14082910), (2485, 11266328), (2681, 10442680), (2840, 9858037), (3064, 9137345), (3677, 7614040), (3830, 7309876), (3976, 7041455), (4970, 5633164), (5362, 5221340), (7354, 3807020), (7660, 3654938), (9940, 2816582), (10724, 2610670), (13405, 2088536), (14708, 1903510), (15320, 1827469), (18385, 1522808), (19880, 1408291), (21448, 1305335), (25739, 1087720), (26810, 1044268), (27193, 1029560), (29416, 951755), (36770, 761404), (51478, 543860), (53620, 522134), (54386, 514780), (73540, 380702), (102956, 271930), (107240, 261067), (108772, 257390), (128695, 217544), (135965, 205912), (147080, 190351)]