87531120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{121571}}^1$

素因数の和:121590

約数の個数: 60

約数和(自身を含む): 293961096

約数和(自身を除く): 206429976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 121571, 243142, 364713, 486284, 607855, 729426, 972568, 1094139, 1215710, 1458852, 1823565, 1945136, 2188278, 2431420, 2917704, 3647130, 4376556, 4862840, 5470695, 5835408, 7294260, 8753112, 9725680, 10941390, 14588520, 17506224, 21882780, 29177040, 43765560, 87531120]

約数ペア:

[(1, 87531120), (2, 43765560), (3, 29177040), (4, 21882780), (5, 17506224), (6, 14588520), (8, 10941390), (9, 9725680), (10, 8753112), (12, 7294260), (15, 5835408), (16, 5470695), (18, 4862840), (20, 4376556), (24, 3647130), (30, 2917704), (36, 2431420), (40, 2188278), (45, 1945136), (48, 1823565), (60, 1458852), (72, 1215710), (80, 1094139), (90, 972568), (120, 729426), (144, 607855), (180, 486284), (240, 364713), (360, 243142), (720, 121571)]