89557920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{20731}}^1$

素因数の和:20755

約数の個数: 96

約数和(自身を含む): 313467840

約数和(自身を除く): 223909920

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, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 20731, 41462, 62193, 82924, 103655, 124386, 165848, 186579, 207310, 248772, 310965, 331696, 373158, 414620, 497544, 559737, 621930, 663392, 746316, 829240, 932895, 995088, 1119474, 1243860, 1492632, 1658480, 1865790, 1990176, 2238948, 2487720, 2798685, 2985264, 3316960, 3731580, 4477896, 4975440, 5597370, 5970528, 7463160, 8955792, 9950880, 11194740, 14926320, 17911584, 22389480, 29852640, 44778960, 89557920]

約数ペア:

[(1, 89557920), (2, 44778960), (3, 29852640), (4, 22389480), (5, 17911584), (6, 14926320), (8, 11194740), (9, 9950880), (10, 8955792), (12, 7463160), (15, 5970528), (16, 5597370), (18, 4975440), (20, 4477896), (24, 3731580), (27, 3316960), (30, 2985264), (32, 2798685), (36, 2487720), (40, 2238948), (45, 1990176), (48, 1865790), (54, 1658480), (60, 1492632), (72, 1243860), (80, 1119474), (90, 995088), (96, 932895), (108, 829240), (120, 746316), (135, 663392), (144, 621930), (160, 559737), (180, 497544), (216, 414620), (240, 373158), (270, 331696), (288, 310965), (360, 248772), (432, 207310), (480, 186579), (540, 165848), (720, 124386), (864, 103655), (1080, 82924), (1440, 62193), (2160, 41462), (4320, 20731)]