66144680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{236231}}^1$

素因数の和:236249

約数の個数: 32

約数和(自身を含む): 170087040

約数和(自身を除く): 103942360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 236231, 472462, 944924, 1181155, 1653617, 1889848, 2362310, 3307234, 4724620, 6614468, 8268085, 9449240, 13228936, 16536170, 33072340, 66144680]

約数ペア:

[(1, 66144680), (2, 33072340), (4, 16536170), (5, 13228936), (7, 9449240), (8, 8268085), (10, 6614468), (14, 4724620), (20, 3307234), (28, 2362310), (35, 1889848), (40, 1653617), (56, 1181155), (70, 944924), (140, 472462), (280, 236231)]