280437120

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{16229}}^1$

素因数の和:16257

約数の個数: 128

約数和(自身を含む): 993276000

約数和(自身を除く): 712838880

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, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 16229, 17280, 32458, 48687, 64916, 81145, 97374, 129832, 146061, 162290, 194748, 243435, 259664, 292122, 324580, 389496, 438183, 486870, 519328, 584244, 649160, 730305, 778992, 876366, 973740, 1038656, 1168488, 1298320, 1460610, 1557984, 1752732, 1947480, 2077312, 2190915, 2336976, 2596640, 2921220, 3115968, 3505464, 3894960, 4381830, 4673952, 5193280, 5842440, 6231936, 7010928, 7789920, 8763660, 9347904, 10386560, 11684880, 14021856, 15579840, 17527320, 18695808, 23369760, 28043712, 31159680, 35054640, 46739520, 56087424, 70109280, 93479040, 140218560, 280437120]

約数ペア:

[(1, 280437120), (2, 140218560), (3, 93479040), (4, 70109280), (5, 56087424), (6, 46739520), (8, 35054640), (9, 31159680), (10, 28043712), (12, 23369760), (15, 18695808), (16, 17527320), (18, 15579840), (20, 14021856), (24, 11684880), (27, 10386560), (30, 9347904), (32, 8763660), (36, 7789920), (40, 7010928), (45, 6231936), (48, 5842440), (54, 5193280), (60, 4673952), (64, 4381830), (72, 3894960), (80, 3505464), (90, 3115968), (96, 2921220), (108, 2596640), (120, 2336976), (128, 2190915), (135, 2077312), (144, 1947480), (160, 1752732), (180, 1557984), (192, 1460610), (216, 1298320), (240, 1168488), (270, 1038656), (288, 973740), (320, 876366), (360, 778992), (384, 730305), (432, 649160), (480, 584244), (540, 519328), (576, 486870), (640, 438183), (720, 389496), (864, 324580), (960, 292122), (1080, 259664), (1152, 243435), (1440, 194748), (1728, 162290), (1920, 146061), (2160, 129832), (2880, 97374), (3456, 81145), (4320, 64916), (5760, 48687), (8640, 32458), (16229, 17280)]