661301640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1836949}}^1$

素因数の和:1836966

約数の個数: 48

約数和(自身を含む): 2149231500

約数和(自身を除く): 1487929860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1836949, 3673898, 5510847, 7347796, 9184745, 11021694, 14695592, 16532541, 18369490, 22043388, 27554235, 33065082, 36738980, 44086776, 55108470, 66130164, 73477960, 82662705, 110216940, 132260328, 165325410, 220433880, 330650820, 661301640]

約数ペア:

[(1, 661301640), (2, 330650820), (3, 220433880), (4, 165325410), (5, 132260328), (6, 110216940), (8, 82662705), (9, 73477960), (10, 66130164), (12, 55108470), (15, 44086776), (18, 36738980), (20, 33065082), (24, 27554235), (30, 22043388), (36, 18369490), (40, 16532541), (45, 14695592), (60, 11021694), (72, 9184745), (90, 7347796), (120, 5510847), (180, 3673898), (360, 1836949)]