219054680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 557383680

約数和(自身を除く): 338329000

約数列:

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

約数ペア:

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