438109360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 160

約数和(自身を含む): 1151926272

約数和(自身を除く): 713816912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 107, 124, 127, 130, 155, 208, 214, 248, 254, 260, 310, 403, 428, 496, 508, 520, 535, 620, 635, 806, 856, 1016, 1040, 1070, 1240, 1270, 1391, 1612, 1651, 1712, 2015, 2032, 2140, 2480, 2540, 2782, 3224, 3302, 3317, 3937, 4030, 4280, 5080, 5564, 6448, 6604, 6634, 6955, 7874, 8060, 8255, 8560, 10160, 11128, 13208, 13268, 13589, 13910, 15748, 16120, 16510, 16585, 19685, 22256, 26416, 26536, 27178, 27820, 31496, 32240, 33020, 33170, 39370, 43121, 51181, 53072, 54356, 55640, 62992, 66040, 66340, 67945, 78740, 86242, 102362, 108712, 111280, 132080, 132680, 135890, 157480, 172484, 176657, 204724, 215605, 217424, 255905, 265360, 271780, 314960, 344968, 353314, 409448, 421259, 431210, 511810, 543560, 689936, 706628, 818896, 842518, 862420, 883285, 1023620, 1087120, 1413256, 1685036, 1724840, 1766570, 2047240, 2106295, 2826512, 3370072, 3449680, 3533140, 4094480, 4212590, 5476367, 6740144, 7066280, 8425180, 10952734, 14132560, 16850360, 21905468, 27381835, 33700720, 43810936, 54763670, 87621872, 109527340, 219054680, 438109360]

約数ペア:

[(1, 438109360), (2, 219054680), (4, 109527340), (5, 87621872), (8, 54763670), (10, 43810936), (13, 33700720), (16, 27381835), (20, 21905468), (26, 16850360), (31, 14132560), (40, 10952734), (52, 8425180), (62, 7066280), (65, 6740144), (80, 5476367), (104, 4212590), (107, 4094480), (124, 3533140), (127, 3449680), (130, 3370072), (155, 2826512), (208, 2106295), (214, 2047240), (248, 1766570), (254, 1724840), (260, 1685036), (310, 1413256), (403, 1087120), (428, 1023620), (496, 883285), (508, 862420), (520, 842518), (535, 818896), (620, 706628), (635, 689936), (806, 543560), (856, 511810), (1016, 431210), (1040, 421259), (1070, 409448), (1240, 353314), (1270, 344968), (1391, 314960), (1612, 271780), (1651, 265360), (1712, 255905), (2015, 217424), (2032, 215605), (2140, 204724), (2480, 176657), (2540, 172484), (2782, 157480), (3224, 135890), (3302, 132680), (3317, 132080), (3937, 111280), (4030, 108712), (4280, 102362), (5080, 86242), (5564, 78740), (6448, 67945), (6604, 66340), (6634, 66040), (6955, 62992), (7874, 55640), (8060, 54356), (8255, 53072), (8560, 51181), (10160, 43121), (11128, 39370), (13208, 33170), (13268, 33020), (13589, 32240), (13910, 31496), (15748, 27820), (16120, 27178), (16510, 26536), (16585, 26416), (19685, 22256)]