201319980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{78031}}^1$

素因数の和:78086

約数の個数: 48

約数和(自身を含む): 576812544

約数和(自身を除く): 375492564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 78031, 156062, 234093, 312124, 390155, 468186, 780310, 936372, 1170465, 1560620, 2340930, 3355333, 4681860, 6710666, 10065999, 13421332, 16776665, 20131998, 33553330, 40263996, 50329995, 67106660, 100659990, 201319980]

約数ペア:

[(1, 201319980), (2, 100659990), (3, 67106660), (4, 50329995), (5, 40263996), (6, 33553330), (10, 20131998), (12, 16776665), (15, 13421332), (20, 10065999), (30, 6710666), (43, 4681860), (60, 3355333), (86, 2340930), (129, 1560620), (172, 1170465), (215, 936372), (258, 780310), (430, 468186), (516, 390155), (645, 312124), (860, 234093), (1290, 156062), (2580, 78031)]