61215120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{85021}}^1$

素因数の和:85040

約数の個数: 60

約数和(自身を含む): 205583196

約数和(自身を除く): 144368076

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, 85021, 170042, 255063, 340084, 425105, 510126, 680168, 765189, 850210, 1020252, 1275315, 1360336, 1530378, 1700420, 2040504, 2550630, 3060756, 3400840, 3825945, 4081008, 5101260, 6121512, 6801680, 7651890, 10202520, 12243024, 15303780, 20405040, 30607560, 61215120]

約数ペア:

[(1, 61215120), (2, 30607560), (3, 20405040), (4, 15303780), (5, 12243024), (6, 10202520), (8, 7651890), (9, 6801680), (10, 6121512), (12, 5101260), (15, 4081008), (16, 3825945), (18, 3400840), (20, 3060756), (24, 2550630), (30, 2040504), (36, 1700420), (40, 1530378), (45, 1360336), (48, 1275315), (60, 1020252), (72, 850210), (80, 765189), (90, 680168), (120, 510126), (144, 425105), (180, 340084), (240, 255063), (360, 170042), (720, 85021)]