260871840

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{20129}}^1$

素因数の和:20156

約数の個数: 120

約数和(自身を含む): 920705940

約数和(自身を除く): 659834100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 20129, 40258, 60387, 80516, 100645, 120774, 161032, 181161, 201290, 241548, 301935, 322064, 362322, 402580, 483096, 543483, 603870, 644128, 724644, 805160, 905805, 966192, 1086966, 1207740, 1449288, 1610320, 1630449, 1811610, 1932384, 2173932, 2415480, 2717415, 2898576, 3220640, 3260898, 3623220, 4347864, 4830960, 5434830, 5797152, 6521796, 7246440, 8152245, 8695728, 9661920, 10869660, 13043592, 14492880, 16304490, 17391456, 21739320, 26087184, 28985760, 32608980, 43478640, 52174368, 65217960, 86957280, 130435920, 260871840]

約数ペア:

[(1, 260871840), (2, 130435920), (3, 86957280), (4, 65217960), (5, 52174368), (6, 43478640), (8, 32608980), (9, 28985760), (10, 26087184), (12, 21739320), (15, 17391456), (16, 16304490), (18, 14492880), (20, 13043592), (24, 10869660), (27, 9661920), (30, 8695728), (32, 8152245), (36, 7246440), (40, 6521796), (45, 5797152), (48, 5434830), (54, 4830960), (60, 4347864), (72, 3623220), (80, 3260898), (81, 3220640), (90, 2898576), (96, 2717415), (108, 2415480), (120, 2173932), (135, 1932384), (144, 1811610), (160, 1630449), (162, 1610320), (180, 1449288), (216, 1207740), (240, 1086966), (270, 966192), (288, 905805), (324, 805160), (360, 724644), (405, 644128), (432, 603870), (480, 543483), (540, 483096), (648, 402580), (720, 362322), (810, 322064), (864, 301935), (1080, 241548), (1296, 201290), (1440, 181161), (1620, 161032), (2160, 120774), (2592, 100645), (3240, 80516), (4320, 60387), (6480, 40258), (12960, 20129)]