290759940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1615333}}^1$

素因数の和:1615348

約数の個数: 36

約数和(自身を含む): 881972364

約数和(自身を除く): 591212424

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1615333, 3230666, 4845999, 6461332, 8076665, 9691998, 14537997, 16153330, 19383996, 24229995, 29075994, 32306660, 48459990, 58151988, 72689985, 96919980, 145379970, 290759940]

約数ペア:

[(1, 290759940), (2, 145379970), (3, 96919980), (4, 72689985), (5, 58151988), (6, 48459990), (9, 32306660), (10, 29075994), (12, 24229995), (15, 19383996), (18, 16153330), (20, 14537997), (30, 9691998), (36, 8076665), (45, 6461332), (60, 4845999), (90, 3230666), (180, 1615333)]