17997000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{857}}^1$

素因数の和:888

約数の個数: 128

約数和(自身を含む): 64247040

約数和(自身を除く): 46250040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 857, 875, 1000, 1050, 1400, 1500, 1714, 1750, 2100, 2571, 2625, 3000, 3428, 3500, 4200, 4285, 5142, 5250, 5999, 6856, 7000, 8570, 10284, 10500, 11998, 12855, 17140, 17997, 20568, 21000, 21425, 23996, 25710, 29995, 34280, 35994, 42850, 47992, 51420, 59990, 64275, 71988, 85700, 89985, 102840, 107125, 119980, 128550, 143976, 149975, 171400, 179970, 214250, 239960, 257100, 299950, 321375, 359940, 428500, 449925, 514200, 599900, 642750, 719880, 749875, 857000, 899850, 1199800, 1285500, 1499750, 1799700, 2249625, 2571000, 2999500, 3599400, 4499250, 5999000, 8998500, 17997000]

約数ペア:

[(1, 17997000), (2, 8998500), (3, 5999000), (4, 4499250), (5, 3599400), (6, 2999500), (7, 2571000), (8, 2249625), (10, 1799700), (12, 1499750), (14, 1285500), (15, 1199800), (20, 899850), (21, 857000), (24, 749875), (25, 719880), (28, 642750), (30, 599900), (35, 514200), (40, 449925), (42, 428500), (50, 359940), (56, 321375), (60, 299950), (70, 257100), (75, 239960), (84, 214250), (100, 179970), (105, 171400), (120, 149975), (125, 143976), (140, 128550), (150, 119980), (168, 107125), (175, 102840), (200, 89985), (210, 85700), (250, 71988), (280, 64275), (300, 59990), (350, 51420), (375, 47992), (420, 42850), (500, 35994), (525, 34280), (600, 29995), (700, 25710), (750, 23996), (840, 21425), (857, 21000), (875, 20568), (1000, 17997), (1050, 17140), (1400, 12855), (1500, 11998), (1714, 10500), (1750, 10284), (2100, 8570), (2571, 7000), (2625, 6856), (3000, 5999), (3428, 5250), (3500, 5142), (4200, 4285)]