1313991000

素因数分解:

$2^3\times 3^2\times 5^3\times 7^1\times {\mathrm{20857}}^1$

素因数の和:20891

約数の個数: 192

約数和(自身を含む): 5076002880

約数和(自身を除く): 3762011880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 125, 126, 140, 150, 168, 175, 180, 200, 210, 225, 250, 252, 280, 300, 315, 350, 360, 375, 420, 450, 500, 504, 525, 600, 630, 700, 750, 840, 875, 900, 1000, 1050, 1125, 1260, 1400, 1500, 1575, 1750, 1800, 2100, 2250, 2520, 2625, 3000, 3150, 3500, 4200, 4500, 5250, 6300, 7000, 7875, 9000, 10500, 12600, 15750, 20857, 21000, 31500, 41714, 62571, 63000, 83428, 104285, 125142, 145999, 166856, 187713, 208570, 250284, 291998, 312855, 375426, 417140, 437997, 500568, 521425, 583996, 625710, 729995, 750852, 834280, 875994, 938565, 1042850, 1167992, 1251420, 1313991, 1459990, 1501704, 1564275, 1751988, 1877130, 2085700, 2189985, 2502840, 2607125, 2627982, 2919980, 3128550, 3503976, 3649975, 3754260, 4171400, 4379970, 4692825, 5214250, 5255964, 5839960, 6257100, 6569955, 7299950, 7508520, 7821375, 8759940, 9385650, 10428500, 10511928, 10949925, 12514200, 13139910, 14599900, 15642750, 17519880, 18249875, 18771300, 20857000, 21899850, 23464125, 26279820, 29199800, 31285500, 32849775, 36499750, 37542600, 43799700, 46928250, 52559640, 54749625, 62571000, 65699550, 72999500, 87599400, 93856500, 109499250, 131399100, 145999000, 164248875, 187713000, 218998500, 262798200, 328497750, 437997000, 656995500, 1313991000]

約数ペア:

[(1, 1313991000), (2, 656995500), (3, 437997000), (4, 328497750), (5, 262798200), (6, 218998500), (7, 187713000), (8, 164248875), (9, 145999000), (10, 131399100), (12, 109499250), (14, 93856500), (15, 87599400), (18, 72999500), (20, 65699550), (21, 62571000), (24, 54749625), (25, 52559640), (28, 46928250), (30, 43799700), (35, 37542600), (36, 36499750), (40, 32849775), (42, 31285500), (45, 29199800), (50, 26279820), (56, 23464125), (60, 21899850), (63, 20857000), (70, 18771300), (72, 18249875), (75, 17519880), (84, 15642750), (90, 14599900), (100, 13139910), (105, 12514200), (120, 10949925), (125, 10511928), (126, 10428500), (140, 9385650), (150, 8759940), (168, 7821375), (175, 7508520), (180, 7299950), (200, 6569955), (210, 6257100), (225, 5839960), (250, 5255964), (252, 5214250), (280, 4692825), (300, 4379970), (315, 4171400), (350, 3754260), (360, 3649975), (375, 3503976), (420, 3128550), (450, 2919980), (500, 2627982), (504, 2607125), (525, 2502840), (600, 2189985), (630, 2085700), (700, 1877130), (750, 1751988), (840, 1564275), (875, 1501704), (900, 1459990), (1000, 1313991), (1050, 1251420), (1125, 1167992), (1260, 1042850), (1400, 938565), (1500, 875994), (1575, 834280), (1750, 750852), (1800, 729995), (2100, 625710), (2250, 583996), (2520, 521425), (2625, 500568), (3000, 437997), (3150, 417140), (3500, 375426), (4200, 312855), (4500, 291998), (5250, 250284), (6300, 208570), (7000, 187713), (7875, 166856), (9000, 145999), (10500, 125142), (12600, 104285), (15750, 83428), (20857, 63000), (21000, 62571), (31500, 41714)]