789861960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{20129}}^1$

素因数の和:20255

約数の個数: 96

約数和(自身を含む): 2590731000

約数和(自身を除く): 1800869040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 545, 654, 872, 981, 1090, 1308, 1635, 1962, 2180, 2616, 3270, 3924, 4360, 4905, 6540, 7848, 9810, 13080, 19620, 20129, 39240, 40258, 60387, 80516, 100645, 120774, 161032, 181161, 201290, 241548, 301935, 362322, 402580, 483096, 603870, 724644, 805160, 905805, 1207740, 1449288, 1811610, 2194061, 2415480, 3623220, 4388122, 6582183, 7246440, 8776244, 10970305, 13164366, 17552488, 19746549, 21940610, 26328732, 32910915, 39493098, 43881220, 52657464, 65821830, 78986196, 87762440, 98732745, 131643660, 157972392, 197465490, 263287320, 394930980, 789861960]

約数ペア:

[(1, 789861960), (2, 394930980), (3, 263287320), (4, 197465490), (5, 157972392), (6, 131643660), (8, 98732745), (9, 87762440), (10, 78986196), (12, 65821830), (15, 52657464), (18, 43881220), (20, 39493098), (24, 32910915), (30, 26328732), (36, 21940610), (40, 19746549), (45, 17552488), (60, 13164366), (72, 10970305), (90, 8776244), (109, 7246440), (120, 6582183), (180, 4388122), (218, 3623220), (327, 2415480), (360, 2194061), (436, 1811610), (545, 1449288), (654, 1207740), (872, 905805), (981, 805160), (1090, 724644), (1308, 603870), (1635, 483096), (1962, 402580), (2180, 362322), (2616, 301935), (3270, 241548), (3924, 201290), (4360, 181161), (4905, 161032), (6540, 120774), (7848, 100645), (9810, 80516), (13080, 60387), (19620, 40258), (20129, 39240)]