660380040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{203821}}^1$

素因数の和:203844

約数の個数: 80

約数和(自身を含む): 2219621580

約数和(自身を除く): 1559241540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 203821, 407642, 611463, 815284, 1019105, 1222926, 1630568, 1834389, 2038210, 2445852, 3057315, 3668778, 4076420, 4891704, 5503167, 6114630, 7337556, 8152840, 9171945, 11006334, 12229260, 14675112, 16509501, 18343890, 22012668, 24458520, 27515835, 33019002, 36687780, 44025336, 55031670, 66038004, 73375560, 82547505, 110063340, 132076008, 165095010, 220126680, 330190020, 660380040]

約数ペア:

[(1, 660380040), (2, 330190020), (3, 220126680), (4, 165095010), (5, 132076008), (6, 110063340), (8, 82547505), (9, 73375560), (10, 66038004), (12, 55031670), (15, 44025336), (18, 36687780), (20, 33019002), (24, 27515835), (27, 24458520), (30, 22012668), (36, 18343890), (40, 16509501), (45, 14675112), (54, 12229260), (60, 11006334), (72, 9171945), (81, 8152840), (90, 7337556), (108, 6114630), (120, 5503167), (135, 4891704), (162, 4076420), (180, 3668778), (216, 3057315), (270, 2445852), (324, 2038210), (360, 1834389), (405, 1630568), (540, 1222926), (648, 1019105), (810, 815284), (1080, 611463), (1620, 407642), (3240, 203821)]