689970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 1679040

約数和(自身を除く): 989070

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 211, 218, 327, 422, 545, 633, 654, 1055, 1090, 1266, 1635, 2110, 3165, 3270, 6330, 22999, 45998, 68997, 114995, 137994, 229990, 344985, 689970]

約数ペア:

[(1, 689970), (2, 344985), (3, 229990), (5, 137994), (6, 114995), (10, 68997), (15, 45998), (30, 22999), (109, 6330), (211, 3270), (218, 3165), (327, 2110), (422, 1635), (545, 1266), (633, 1090), (654, 1055)]