About the Number

128430000

128429999 ← → 128430001

2進数表記:111101001111010111110110000

漢数字表記:一億二千八百四十三万

素因数分解:

2 4 × 3 2 × 5 4 × 1427 1

素因数の和:1461
約数の個数: 150
約数和(自身を含む): 449453004
約数和(自身を除く): 321023004

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 240, 250, 300, 360, 375, 400, 450, 500, 600, 625, 720, 750, 900, 1000, 1125, 1200, 1250, 1427, 1500, 1800, 1875, 2000, 2250, 2500, 2854, 3000, 3600, 3750, 4281, 4500, 5000, 5625, 5708, 6000, 7135, 7500, 8562, 9000, 10000, 11250, 11416, 12843, 14270, 15000, 17124, 18000, 21405, 22500, 22832, 25686, 28540, 30000, 34248, 35675, 42810, 45000, 51372, 57080, 64215, 68496, 71350, 85620, 90000, 102744, 107025, 114160, 128430, 142700, 171240, 178375, 205488, 214050, 256860, 285400, 321075, 342480, 356750, 428100, 513720, 535125, 570800, 642150, 713500, 856200, 891875, 1027440, 1070250, 1284300, 1427000, 1605375, 1712400, 1783750, 2140500, 2568600, 2675625, 2854000, 3210750, 3567500, 4281000, 5137200, 5351250, 6421500, 7135000, 8026875, 8562000, 10702500, 12843000, 14270000, 16053750, 21405000, 25686000, 32107500, 42810000, 64215000, 128430000]

約数ペア:
[(1, 128430000), (2, 64215000), (3, 42810000), (4, 32107500), (5, 25686000), (6, 21405000), (8, 16053750), (9, 14270000), (10, 12843000), (12, 10702500), (15, 8562000), (16, 8026875), (18, 7135000), (20, 6421500), (24, 5351250), (25, 5137200), (30, 4281000), (36, 3567500), (40, 3210750), (45, 2854000), (48, 2675625), (50, 2568600), (60, 2140500), (72, 1783750), (75, 1712400), (80, 1605375), (90, 1427000), (100, 1284300), (120, 1070250), (125, 1027440), (144, 891875), (150, 856200), (180, 713500), (200, 642150), (225, 570800), (240, 535125), (250, 513720), (300, 428100), (360, 356750), (375, 342480), (400, 321075), (450, 285400), (500, 256860), (600, 214050), (625, 205488), (720, 178375), (750, 171240), (900, 142700), (1000, 128430), (1125, 114160), (1200, 107025), (1250, 102744), (1427, 90000), (1500, 85620), (1800, 71350), (1875, 68496), (2000, 64215), (2250, 57080), (2500, 51372), (2854, 45000), (3000, 42810), (3600, 35675), (3750, 34248), (4281, 30000), (4500, 28540), (5000, 25686), (5625, 22832), (5708, 22500), (6000, 21405), (7135, 18000), (7500, 17124), (8562, 15000), (9000, 14270), (10000, 12843), (11250, 11416)]

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