490199400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{272333}}^1$

素因数の和:272355

約数の個数: 72

約数和(自身を含む): 1646259030

約数和(自身を除く): 1156059630

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 272333, 544666, 816999, 1089332, 1361665, 1633998, 2178664, 2450997, 2723330, 3267996, 4084995, 4901994, 5446660, 6535992, 6808325, 8169990, 9803988, 10893320, 12254985, 13616650, 16339980, 19607976, 20424975, 24509970, 27233300, 32679960, 40849950, 49019940, 54466600, 61274925, 81699900, 98039880, 122549850, 163399800, 245099700, 490199400]

約数ペア:

[(1, 490199400), (2, 245099700), (3, 163399800), (4, 122549850), (5, 98039880), (6, 81699900), (8, 61274925), (9, 54466600), (10, 49019940), (12, 40849950), (15, 32679960), (18, 27233300), (20, 24509970), (24, 20424975), (25, 19607976), (30, 16339980), (36, 13616650), (40, 12254985), (45, 10893320), (50, 9803988), (60, 8169990), (72, 6808325), (75, 6535992), (90, 5446660), (100, 4901994), (120, 4084995), (150, 3267996), (180, 2723330), (200, 2450997), (225, 2178664), (300, 1633998), (360, 1361665), (450, 1089332), (600, 816999), (900, 544666), (1800, 272333)]