61569990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1399}}^1$

素因数の和:1578

約数の個数: 64

約数和(自身を含む): 165312000

約数和(自身を除く): 103742010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 163, 270, 326, 489, 815, 978, 1399, 1467, 1630, 2445, 2798, 2934, 4197, 4401, 4890, 6995, 7335, 8394, 8802, 12591, 13990, 14670, 20985, 22005, 25182, 37773, 41970, 44010, 62955, 75546, 125910, 188865, 228037, 377730, 456074, 684111, 1140185, 1368222, 2052333, 2280370, 3420555, 4104666, 6156999, 6841110, 10261665, 12313998, 20523330, 30784995, 61569990]

約数ペア:

[(1, 61569990), (2, 30784995), (3, 20523330), (5, 12313998), (6, 10261665), (9, 6841110), (10, 6156999), (15, 4104666), (18, 3420555), (27, 2280370), (30, 2052333), (45, 1368222), (54, 1140185), (90, 684111), (135, 456074), (163, 377730), (270, 228037), (326, 188865), (489, 125910), (815, 75546), (978, 62955), (1399, 44010), (1467, 41970), (1630, 37773), (2445, 25182), (2798, 22005), (2934, 20985), (4197, 14670), (4401, 13990), (4890, 12591), (6995, 8802), (7335, 8394)]