205140000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:309

約数の個数: 240

約数和(自身を含む): 727417152

約数和(自身を除く): 522277152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 125, 130, 150, 156, 160, 195, 200, 208, 240, 250, 260, 263, 300, 312, 325, 375, 390, 400, 416, 480, 500, 520, 526, 600, 624, 625, 650, 750, 780, 789, 800, 975, 1000, 1040, 1052, 1200, 1248, 1250, 1300, 1315, 1500, 1560, 1578, 1625, 1875, 1950, 2000, 2080, 2104, 2400, 2500, 2600, 2630, 3000, 3120, 3156, 3250, 3419, 3750, 3900, 3945, 4000, 4208, 4875, 5000, 5200, 5260, 6000, 6240, 6312, 6500, 6575, 6838, 7500, 7800, 7890, 8125, 8416, 9750, 10000, 10257, 10400, 10520, 12000, 12624, 13000, 13150, 13676, 15000, 15600, 15780, 16250, 17095, 19500, 19725, 20000, 20514, 21040, 24375, 25248, 26000, 26300, 27352, 30000, 31200, 31560, 32500, 32875, 34190, 39000, 39450, 41028, 42080, 48750, 51285, 52000, 52600, 54704, 60000, 63120, 65000, 65750, 68380, 78000, 78900, 82056, 85475, 97500, 98625, 102570, 105200, 109408, 126240, 130000, 131500, 136760, 156000, 157800, 164112, 164375, 170950, 195000, 197250, 205140, 210400, 256425, 260000, 263000, 273520, 315600, 328224, 328750, 341900, 390000, 394500, 410280, 427375, 493125, 512850, 526000, 547040, 631200, 657500, 683800, 780000, 789000, 820560, 854750, 986250, 1025700, 1052000, 1282125, 1315000, 1367600, 1578000, 1641120, 1709500, 1972500, 2051400, 2136875, 2564250, 2630000, 2735200, 3156000, 3419000, 3945000, 4102800, 4273750, 5128500, 5260000, 6410625, 6838000, 7890000, 8205600, 8547500, 10257000, 12821250, 13676000, 15780000, 17095000, 20514000, 25642500, 34190000, 41028000, 51285000, 68380000, 102570000, 205140000]

約数ペア:

[(1, 205140000), (2, 102570000), (3, 68380000), (4, 51285000), (5, 41028000), (6, 34190000), (8, 25642500), (10, 20514000), (12, 17095000), (13, 15780000), (15, 13676000), (16, 12821250), (20, 10257000), (24, 8547500), (25, 8205600), (26, 7890000), (30, 6838000), (32, 6410625), (39, 5260000), (40, 5128500), (48, 4273750), (50, 4102800), (52, 3945000), (60, 3419000), (65, 3156000), (75, 2735200), (78, 2630000), (80, 2564250), (96, 2136875), (100, 2051400), (104, 1972500), (120, 1709500), (125, 1641120), (130, 1578000), (150, 1367600), (156, 1315000), (160, 1282125), (195, 1052000), (200, 1025700), (208, 986250), (240, 854750), (250, 820560), (260, 789000), (263, 780000), (300, 683800), (312, 657500), (325, 631200), (375, 547040), (390, 526000), (400, 512850), (416, 493125), (480, 427375), (500, 410280), (520, 394500), (526, 390000), (600, 341900), (624, 328750), (625, 328224), (650, 315600), (750, 273520), (780, 263000), (789, 260000), (800, 256425), (975, 210400), (1000, 205140), (1040, 197250), (1052, 195000), (1200, 170950), (1248, 164375), (1250, 164112), (1300, 157800), (1315, 156000), (1500, 136760), (1560, 131500), (1578, 130000), (1625, 126240), (1875, 109408), (1950, 105200), (2000, 102570), (2080, 98625), (2104, 97500), (2400, 85475), (2500, 82056), (2600, 78900), (2630, 78000), (3000, 68380), (3120, 65750), (3156, 65000), (3250, 63120), (3419, 60000), (3750, 54704), (3900, 52600), (3945, 52000), (4000, 51285), (4208, 48750), (4875, 42080), (5000, 41028), (5200, 39450), (5260, 39000), (6000, 34190), (6240, 32875), (6312, 32500), (6500, 31560), (6575, 31200), (6838, 30000), (7500, 27352), (7800, 26300), (7890, 26000), (8125, 25248), (8416, 24375), (9750, 21040), (10000, 20514), (10257, 20000), (10400, 19725), (10520, 19500), (12000, 17095), (12624, 16250), (13000, 15780), (13150, 15600), (13676, 15000)]