78120000

素因数分解:

$2^6\times 3^2\times 5^4\times 7^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 420

約数和(自身を含む): 330094336

約数和(自身を除く): 251974336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 62, 63, 64, 70, 72, 75, 80, 84, 90, 93, 96, 100, 105, 112, 120, 124, 125, 126, 140, 144, 150, 155, 160, 168, 175, 180, 186, 192, 200, 210, 217, 224, 225, 240, 248, 250, 252, 279, 280, 288, 300, 310, 315, 320, 336, 350, 360, 372, 375, 400, 420, 434, 448, 450, 465, 480, 496, 500, 504, 525, 558, 560, 576, 600, 620, 625, 630, 651, 672, 700, 720, 744, 750, 775, 800, 840, 868, 875, 900, 930, 960, 992, 1000, 1008, 1050, 1085, 1116, 1120, 1125, 1200, 1240, 1250, 1260, 1302, 1344, 1395, 1400, 1440, 1488, 1500, 1550, 1575, 1600, 1680, 1736, 1750, 1800, 1860, 1875, 1953, 1984, 2000, 2016, 2100, 2170, 2232, 2240, 2250, 2325, 2400, 2480, 2500, 2520, 2604, 2625, 2790, 2800, 2880, 2976, 3000, 3100, 3150, 3255, 3360, 3472, 3500, 3600, 3720, 3750, 3875, 3906, 4000, 4032, 4200, 4340, 4375, 4464, 4500, 4650, 4800, 4960, 5000, 5040, 5208, 5250, 5425, 5580, 5600, 5625, 5952, 6000, 6200, 6300, 6510, 6720, 6944, 6975, 7000, 7200, 7440, 7500, 7750, 7812, 7875, 8000, 8400, 8680, 8750, 8928, 9000, 9300, 9765, 9920, 10000, 10080, 10416, 10500, 10850, 11160, 11200, 11250, 11625, 12000, 12400, 12600, 13020, 13125, 13888, 13950, 14000, 14400, 14880, 15000, 15500, 15624, 15750, 16275, 16800, 17360, 17500, 17856, 18000, 18600, 19375, 19530, 20000, 20160, 20832, 21000, 21700, 22320, 22500, 23250, 24000, 24800, 25200, 26040, 26250, 27125, 27900, 28000, 29760, 30000, 31000, 31248, 31500, 32550, 33600, 34720, 34875, 35000, 36000, 37200, 38750, 39060, 39375, 40000, 41664, 42000, 43400, 44640, 45000, 46500, 48825, 49600, 50400, 52080, 52500, 54250, 55800, 56000, 58125, 60000, 62000, 62496, 63000, 65100, 69440, 69750, 70000, 72000, 74400, 77500, 78120, 78750, 81375, 84000, 86800, 89280, 90000, 93000, 97650, 100800, 104160, 105000, 108500, 111600, 116250, 120000, 124000, 124992, 126000, 130200, 135625, 139500, 140000, 148800, 155000, 156240, 157500, 162750, 168000, 173600, 174375, 180000, 186000, 195300, 208320, 210000, 217000, 223200, 232500, 244125, 248000, 252000, 260400, 271250, 279000, 280000, 310000, 312480, 315000, 325500, 347200, 348750, 360000, 372000, 390600, 406875, 420000, 434000, 446400, 465000, 488250, 504000, 520800, 542500, 558000, 620000, 624960, 630000, 651000, 697500, 744000, 781200, 813750, 840000, 868000, 930000, 976500, 1041600, 1085000, 1116000, 1220625, 1240000, 1260000, 1302000, 1395000, 1562400, 1627500, 1736000, 1860000, 1953000, 2170000, 2232000, 2441250, 2520000, 2604000, 2790000, 3124800, 3255000, 3720000, 3906000, 4340000, 4882500, 5208000, 5580000, 6510000, 7812000, 8680000, 9765000, 11160000, 13020000, 15624000, 19530000, 26040000, 39060000, 78120000]

約数ペア:

[(1, 78120000), (2, 39060000), (3, 26040000), (4, 19530000), (5, 15624000), (6, 13020000), (7, 11160000), (8, 9765000), (9, 8680000), (10, 7812000), (12, 6510000), (14, 5580000), (15, 5208000), (16, 4882500), (18, 4340000), (20, 3906000), (21, 3720000), (24, 3255000), (25, 3124800), (28, 2790000), (30, 2604000), (31, 2520000), (32, 2441250), (35, 2232000), (36, 2170000), (40, 1953000), (42, 1860000), (45, 1736000), (48, 1627500), (50, 1562400), (56, 1395000), (60, 1302000), (62, 1260000), (63, 1240000), (64, 1220625), (70, 1116000), (72, 1085000), (75, 1041600), (80, 976500), (84, 930000), (90, 868000), (93, 840000), (96, 813750), (100, 781200), (105, 744000), (112, 697500), (120, 651000), (124, 630000), (125, 624960), (126, 620000), (140, 558000), (144, 542500), (150, 520800), (155, 504000), (160, 488250), (168, 465000), (175, 446400), (180, 434000), (186, 420000), (192, 406875), (200, 390600), (210, 372000), (217, 360000), (224, 348750), (225, 347200), (240, 325500), (248, 315000), (250, 312480), (252, 310000), (279, 280000), (280, 279000), (288, 271250), (300, 260400), (310, 252000), (315, 248000), (320, 244125), (336, 232500), (350, 223200), (360, 217000), (372, 210000), (375, 208320), (400, 195300), (420, 186000), (434, 180000), (448, 174375), (450, 173600), (465, 168000), (480, 162750), (496, 157500), (500, 156240), (504, 155000), (525, 148800), (558, 140000), (560, 139500), (576, 135625), (600, 130200), (620, 126000), (625, 124992), (630, 124000), (651, 120000), (672, 116250), (700, 111600), (720, 108500), (744, 105000), (750, 104160), (775, 100800), (800, 97650), (840, 93000), (868, 90000), (875, 89280), (900, 86800), (930, 84000), (960, 81375), (992, 78750), (1000, 78120), (1008, 77500), (1050, 74400), (1085, 72000), (1116, 70000), (1120, 69750), (1125, 69440), (1200, 65100), (1240, 63000), (1250, 62496), (1260, 62000), (1302, 60000), (1344, 58125), (1395, 56000), (1400, 55800), (1440, 54250), (1488, 52500), (1500, 52080), (1550, 50400), (1575, 49600), (1600, 48825), (1680, 46500), (1736, 45000), (1750, 44640), (1800, 43400), (1860, 42000), (1875, 41664), (1953, 40000), (1984, 39375), (2000, 39060), (2016, 38750), (2100, 37200), (2170, 36000), (2232, 35000), (2240, 34875), (2250, 34720), (2325, 33600), (2400, 32550), (2480, 31500), (2500, 31248), (2520, 31000), (2604, 30000), (2625, 29760), (2790, 28000), (2800, 27900), (2880, 27125), (2976, 26250), (3000, 26040), (3100, 25200), (3150, 24800), (3255, 24000), (3360, 23250), (3472, 22500), (3500, 22320), (3600, 21700), (3720, 21000), (3750, 20832), (3875, 20160), (3906, 20000), (4000, 19530), (4032, 19375), (4200, 18600), (4340, 18000), (4375, 17856), (4464, 17500), (4500, 17360), (4650, 16800), (4800, 16275), (4960, 15750), (5000, 15624), (5040, 15500), (5208, 15000), (5250, 14880), (5425, 14400), (5580, 14000), (5600, 13950), (5625, 13888), (5952, 13125), (6000, 13020), (6200, 12600), (6300, 12400), (6510, 12000), (6720, 11625), (6944, 11250), (6975, 11200), (7000, 11160), (7200, 10850), (7440, 10500), (7500, 10416), (7750, 10080), (7812, 10000), (7875, 9920), (8000, 9765), (8400, 9300), (8680, 9000), (8750, 8928)]