15557920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:530

約数の個数: 96

約数和(自身を含む): 43545600

約数和(自身を除く): 27987680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 479, 560, 580, 812, 928, 958, 1015, 1120, 1160, 1624, 1916, 2030, 2320, 2395, 3248, 3353, 3832, 4060, 4640, 4790, 6496, 6706, 7664, 8120, 9580, 13412, 13891, 15328, 16240, 16765, 19160, 26824, 27782, 32480, 33530, 38320, 53648, 55564, 67060, 69455, 76640, 97237, 107296, 111128, 134120, 138910, 194474, 222256, 268240, 277820, 388948, 444512, 486185, 536480, 555640, 777896, 972370, 1111280, 1555792, 1944740, 2222560, 3111584, 3889480, 7778960, 15557920]

約数ペア:

[(1, 15557920), (2, 7778960), (4, 3889480), (5, 3111584), (7, 2222560), (8, 1944740), (10, 1555792), (14, 1111280), (16, 972370), (20, 777896), (28, 555640), (29, 536480), (32, 486185), (35, 444512), (40, 388948), (56, 277820), (58, 268240), (70, 222256), (80, 194474), (112, 138910), (116, 134120), (140, 111128), (145, 107296), (160, 97237), (203, 76640), (224, 69455), (232, 67060), (280, 55564), (290, 53648), (406, 38320), (464, 33530), (479, 32480), (560, 27782), (580, 26824), (812, 19160), (928, 16765), (958, 16240), (1015, 15328), (1120, 13891), (1160, 13412), (1624, 9580), (1916, 8120), (2030, 7664), (2320, 6706), (2395, 6496), (3248, 4790), (3353, 4640), (3832, 4060)]