1555549920

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{40009}}^1$

素因数の和:40039

約数の個数: 144

約数和(自身を含む): 5505055920

約数和(自身を除く): 3949506000

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, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7776, 9720, 12960, 19440, 38880, 40009, 80018, 120027, 160036, 200045, 240054, 320072, 360081, 400090, 480108, 600135, 640144, 720162, 800180, 960216, 1080243, 1200270, 1280288, 1440324, 1600360, 1800405, 1920432, 2160486, 2400540, 2880648, 3200720, 3240729, 3600810, 3840864, 4320972, 4801080, 5401215, 5761296, 6401440, 6481458, 7201620, 8641944, 9602160, 9722187, 10802430, 11522592, 12962916, 14403240, 16203645, 17283888, 19204320, 19444374, 21604860, 25925832, 28806480, 32407290, 34567776, 38888748, 43209720, 48610935, 51851664, 57612960, 64814580, 77777496, 86419440, 97221870, 103703328, 129629160, 155554992, 172838880, 194443740, 259258320, 311109984, 388887480, 518516640, 777774960, 1555549920]

約数ペア:

[(1, 1555549920), (2, 777774960), (3, 518516640), (4, 388887480), (5, 311109984), (6, 259258320), (8, 194443740), (9, 172838880), (10, 155554992), (12, 129629160), (15, 103703328), (16, 97221870), (18, 86419440), (20, 77777496), (24, 64814580), (27, 57612960), (30, 51851664), (32, 48610935), (36, 43209720), (40, 38888748), (45, 34567776), (48, 32407290), (54, 28806480), (60, 25925832), (72, 21604860), (80, 19444374), (81, 19204320), (90, 17283888), (96, 16203645), (108, 14403240), (120, 12962916), (135, 11522592), (144, 10802430), (160, 9722187), (162, 9602160), (180, 8641944), (216, 7201620), (240, 6481458), (243, 6401440), (270, 5761296), (288, 5401215), (324, 4801080), (360, 4320972), (405, 3840864), (432, 3600810), (480, 3240729), (486, 3200720), (540, 2880648), (648, 2400540), (720, 2160486), (810, 1920432), (864, 1800405), (972, 1600360), (1080, 1440324), (1215, 1280288), (1296, 1200270), (1440, 1080243), (1620, 960216), (1944, 800180), (2160, 720162), (2430, 640144), (2592, 600135), (3240, 480108), (3888, 400090), (4320, 360081), (4860, 320072), (6480, 240054), (7776, 200045), (9720, 160036), (12960, 120027), (19440, 80018), (38880, 40009)]