155916720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{216551}}^1$

素因数の和:216570

約数の個数: 60

約数和(自身を含む): 523622736

約数和(自身を除く): 367706016

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, 216551, 433102, 649653, 866204, 1082755, 1299306, 1732408, 1948959, 2165510, 2598612, 3248265, 3464816, 3897918, 4331020, 5197224, 6496530, 7795836, 8662040, 9744795, 10394448, 12993060, 15591672, 17324080, 19489590, 25986120, 31183344, 38979180, 51972240, 77958360, 155916720]

約数ペア:

[(1, 155916720), (2, 77958360), (3, 51972240), (4, 38979180), (5, 31183344), (6, 25986120), (8, 19489590), (9, 17324080), (10, 15591672), (12, 12993060), (15, 10394448), (16, 9744795), (18, 8662040), (20, 7795836), (24, 6496530), (30, 5197224), (36, 4331020), (40, 3897918), (45, 3464816), (48, 3248265), (60, 2598612), (72, 2165510), (80, 1948959), (90, 1732408), (120, 1299306), (144, 1082755), (180, 866204), (240, 649653), (360, 433102), (720, 216551)]