820935180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11317}}^1$

素因数の和:11376

約数の個数: 144

約数和(自身を含む): 2768473344

約数和(自身を除く): 1947538164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 11317, 12090, 14508, 18135, 22634, 24180, 33951, 36270, 45268, 56585, 67902, 72540, 101853, 113170, 135804, 147121, 169755, 203706, 226340, 294242, 339510, 350827, 407412, 441363, 509265, 588484, 679020, 701654, 735605, 882726, 1018530, 1052481, 1324089, 1403308, 1471210, 1754135, 1765452, 2037060, 2104962, 2206815, 2648178, 2942420, 3157443, 3508270, 4209924, 4413630, 4560751, 5262405, 5296356, 6314886, 6620445, 7016540, 8827260, 9121502, 10524810, 12629772, 13240890, 13682253, 15787215, 18243004, 21049620, 22803755, 26481780, 27364506, 31574430, 41046759, 45607510, 54729012, 63148860, 68411265, 82093518, 91215020, 136822530, 164187036, 205233795, 273645060, 410467590, 820935180]

約数ペア:

[(1, 820935180), (2, 410467590), (3, 273645060), (4, 205233795), (5, 164187036), (6, 136822530), (9, 91215020), (10, 82093518), (12, 68411265), (13, 63148860), (15, 54729012), (18, 45607510), (20, 41046759), (26, 31574430), (30, 27364506), (31, 26481780), (36, 22803755), (39, 21049620), (45, 18243004), (52, 15787215), (60, 13682253), (62, 13240890), (65, 12629772), (78, 10524810), (90, 9121502), (93, 8827260), (117, 7016540), (124, 6620445), (130, 6314886), (155, 5296356), (156, 5262405), (180, 4560751), (186, 4413630), (195, 4209924), (234, 3508270), (260, 3157443), (279, 2942420), (310, 2648178), (372, 2206815), (390, 2104962), (403, 2037060), (465, 1765452), (468, 1754135), (558, 1471210), (585, 1403308), (620, 1324089), (780, 1052481), (806, 1018530), (930, 882726), (1116, 735605), (1170, 701654), (1209, 679020), (1395, 588484), (1612, 509265), (1860, 441363), (2015, 407412), (2340, 350827), (2418, 339510), (2790, 294242), (3627, 226340), (4030, 203706), (4836, 169755), (5580, 147121), (6045, 135804), (7254, 113170), (8060, 101853), (11317, 72540), (12090, 67902), (14508, 56585), (18135, 45268), (22634, 36270), (24180, 33951)]