28476720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{39551}}^1$

素因数の和:39570

約数の個数: 60

約数和(自身を含む): 95636736

約数和(自身を除く): 67160016

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, 39551, 79102, 118653, 158204, 197755, 237306, 316408, 355959, 395510, 474612, 593265, 632816, 711918, 791020, 949224, 1186530, 1423836, 1582040, 1779795, 1898448, 2373060, 2847672, 3164080, 3559590, 4746120, 5695344, 7119180, 9492240, 14238360, 28476720]

約数ペア:

[(1, 28476720), (2, 14238360), (3, 9492240), (4, 7119180), (5, 5695344), (6, 4746120), (8, 3559590), (9, 3164080), (10, 2847672), (12, 2373060), (15, 1898448), (16, 1779795), (18, 1582040), (20, 1423836), (24, 1186530), (30, 949224), (36, 791020), (40, 711918), (45, 632816), (48, 593265), (60, 474612), (72, 395510), (80, 355959), (90, 316408), (120, 237306), (144, 197755), (180, 158204), (240, 118653), (360, 79102), (720, 39551)]