1661159880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1538111}}^1$

素因数の和:1538131

約数の個数: 64

約数和(自身を含む): 5537203200

約数和(自身を除く): 3876043320

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, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 1538111, 3076222, 4614333, 6152444, 7690555, 9228666, 12304888, 13842999, 15381110, 18457332, 23071665, 27685998, 30762220, 36914664, 41528997, 46143330, 55371996, 61524440, 69214995, 83057994, 92286660, 110743992, 138429990, 166115988, 184573320, 207644985, 276859980, 332231976, 415289970, 553719960, 830579940, 1661159880]

約数ペア:

[(1, 1661159880), (2, 830579940), (3, 553719960), (4, 415289970), (5, 332231976), (6, 276859980), (8, 207644985), (9, 184573320), (10, 166115988), (12, 138429990), (15, 110743992), (18, 92286660), (20, 83057994), (24, 69214995), (27, 61524440), (30, 55371996), (36, 46143330), (40, 41528997), (45, 36914664), (54, 30762220), (60, 27685998), (72, 23071665), (90, 18457332), (108, 15381110), (120, 13842999), (135, 12304888), (180, 9228666), (216, 7690555), (270, 6152444), (360, 4614333), (540, 3076222), (1080, 1538111)]