About the Number

131391972000

131391971999 ← → 131391972001

2進数表記:1111010010111100100100110001010100000

漢数字表記:千三百十三億九千百九十七万二千

素因数分解:

2 5 × 3 2 × 5 3 × 3649777 1

素因数の和:3649808
約数の個数: 144
約数和(自身を含む): 466310236392
約数和(自身を除く): 334918264392

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 500, 600, 720, 750, 800, 900, 1000, 1125, 1200, 1440, 1500, 1800, 2000, 2250, 2400, 3000, 3600, 4000, 4500, 6000, 7200, 9000, 12000, 18000, 36000, 3649777, 7299554, 10949331, 14599108, 18248885, 21898662, 29198216, 32847993, 36497770, 43797324, 54746655, 58396432, 65695986, 72995540, 87594648, 91244425, 109493310, 116792864, 131391972, 145991080, 164239965, 175189296, 182488850, 218986620, 262783944, 273733275, 291982160, 328479930, 350378592, 364977700, 437973240, 456222125, 525567888, 547466550, 583964320, 656959860, 729955400, 821199825, 875946480, 912444250, 1051135776, 1094933100, 1313919720, 1368666375, 1459910800, 1642399650, 1751892960, 1824888500, 2189866200, 2627839440, 2737332750, 2919821600, 3284799300, 3649777000, 4105999125, 4379732400, 5255678880, 5474665500, 6569598600, 7299554000, 8211998250, 8759464800, 10949331000, 13139197200, 14599108000, 16423996500, 21898662000, 26278394400, 32847993000, 43797324000, 65695986000, 131391972000]

約数ペア:
[(1, 131391972000), (2, 65695986000), (3, 43797324000), (4, 32847993000), (5, 26278394400), (6, 21898662000), (8, 16423996500), (9, 14599108000), (10, 13139197200), (12, 10949331000), (15, 8759464800), (16, 8211998250), (18, 7299554000), (20, 6569598600), (24, 5474665500), (25, 5255678880), (30, 4379732400), (32, 4105999125), (36, 3649777000), (40, 3284799300), (45, 2919821600), (48, 2737332750), (50, 2627839440), (60, 2189866200), (72, 1824888500), (75, 1751892960), (80, 1642399650), (90, 1459910800), (96, 1368666375), (100, 1313919720), (120, 1094933100), (125, 1051135776), (144, 912444250), (150, 875946480), (160, 821199825), (180, 729955400), (200, 656959860), (225, 583964320), (240, 547466550), (250, 525567888), (288, 456222125), (300, 437973240), (360, 364977700), (375, 350378592), (400, 328479930), (450, 291982160), (480, 273733275), (500, 262783944), (600, 218986620), (720, 182488850), (750, 175189296), (800, 164239965), (900, 145991080), (1000, 131391972), (1125, 116792864), (1200, 109493310), (1440, 91244425), (1500, 87594648), (1800, 72995540), (2000, 65695986), (2250, 58396432), (2400, 54746655), (3000, 43797324), (3600, 36497770), (4000, 32847993), (4500, 29198216), (6000, 21898662), (7200, 18248885), (9000, 14599108), (12000, 10949331), (18000, 7299554), (36000, 3649777)]

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