About the Number

231390000

231389999 ← → 231390001

2進数表記:1101110010101011101100110000

漢数字表記:二億三千百三十九万

素因数分解:

2 4 × 3 3 × 5 4 × 857 1

素因数の和:894
約数の個数: 200
約数和(自身を含む): 830921520
約数和(自身を除く): 599531520

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 100, 108, 120, 125, 135, 144, 150, 180, 200, 216, 225, 240, 250, 270, 300, 360, 375, 400, 432, 450, 500, 540, 600, 625, 675, 720, 750, 857, 900, 1000, 1080, 1125, 1200, 1250, 1350, 1500, 1714, 1800, 1875, 2000, 2160, 2250, 2500, 2571, 2700, 3000, 3375, 3428, 3600, 3750, 4285, 4500, 5000, 5142, 5400, 5625, 6000, 6750, 6856, 7500, 7713, 8570, 9000, 10000, 10284, 10800, 11250, 12855, 13500, 13712, 15000, 15426, 16875, 17140, 18000, 20568, 21425, 22500, 23139, 25710, 27000, 30000, 30852, 33750, 34280, 38565, 41136, 42850, 45000, 46278, 51420, 54000, 61704, 64275, 67500, 68560, 77130, 85700, 90000, 92556, 102840, 107125, 115695, 123408, 128550, 135000, 154260, 171400, 185112, 192825, 205680, 214250, 231390, 257100, 270000, 308520, 321375, 342800, 370224, 385650, 428500, 462780, 514200, 535625, 578475, 617040, 642750, 771300, 857000, 925560, 964125, 1028400, 1071250, 1156950, 1285500, 1542600, 1606875, 1714000, 1851120, 1928250, 2142500, 2313900, 2571000, 2892375, 3085200, 3213750, 3856500, 4285000, 4627800, 4820625, 5142000, 5784750, 6427500, 7713000, 8570000, 9255600, 9641250, 11569500, 12855000, 14461875, 15426000, 19282500, 23139000, 25710000, 28923750, 38565000, 46278000, 57847500, 77130000, 115695000, 231390000]

約数ペア:
[(1, 231390000), (2, 115695000), (3, 77130000), (4, 57847500), (5, 46278000), (6, 38565000), (8, 28923750), (9, 25710000), (10, 23139000), (12, 19282500), (15, 15426000), (16, 14461875), (18, 12855000), (20, 11569500), (24, 9641250), (25, 9255600), (27, 8570000), (30, 7713000), (36, 6427500), (40, 5784750), (45, 5142000), (48, 4820625), (50, 4627800), (54, 4285000), (60, 3856500), (72, 3213750), (75, 3085200), (80, 2892375), (90, 2571000), (100, 2313900), (108, 2142500), (120, 1928250), (125, 1851120), (135, 1714000), (144, 1606875), (150, 1542600), (180, 1285500), (200, 1156950), (216, 1071250), (225, 1028400), (240, 964125), (250, 925560), (270, 857000), (300, 771300), (360, 642750), (375, 617040), (400, 578475), (432, 535625), (450, 514200), (500, 462780), (540, 428500), (600, 385650), (625, 370224), (675, 342800), (720, 321375), (750, 308520), (857, 270000), (900, 257100), (1000, 231390), (1080, 214250), (1125, 205680), (1200, 192825), (1250, 185112), (1350, 171400), (1500, 154260), (1714, 135000), (1800, 128550), (1875, 123408), (2000, 115695), (2160, 107125), (2250, 102840), (2500, 92556), (2571, 90000), (2700, 85700), (3000, 77130), (3375, 68560), (3428, 67500), (3600, 64275), (3750, 61704), (4285, 54000), (4500, 51420), (5000, 46278), (5142, 45000), (5400, 42850), (5625, 41136), (6000, 38565), (6750, 34280), (6856, 33750), (7500, 30852), (7713, 30000), (8570, 27000), (9000, 25710), (10000, 23139), (10284, 22500), (10800, 21425), (11250, 20568), (12855, 18000), (13500, 17140), (13712, 16875), (15000, 15426)]

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