260400000

素因数分解:

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

素因数の和:80

約数の個数: 384

約数和(自身を含む): 1019934720

約数和(自身を除く): 759534720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 31, 32, 35, 40, 42, 48, 50, 56, 60, 62, 64, 70, 75, 80, 84, 93, 96, 100, 105, 112, 120, 124, 125, 128, 140, 150, 155, 160, 168, 175, 186, 192, 200, 210, 217, 224, 240, 248, 250, 280, 300, 310, 320, 336, 350, 372, 375, 384, 400, 420, 434, 448, 465, 480, 496, 500, 525, 560, 600, 620, 625, 640, 651, 672, 700, 744, 750, 775, 800, 840, 868, 875, 896, 930, 960, 992, 1000, 1050, 1085, 1120, 1200, 1240, 1250, 1302, 1344, 1400, 1488, 1500, 1550, 1600, 1680, 1736, 1750, 1860, 1875, 1920, 1984, 2000, 2100, 2170, 2240, 2325, 2400, 2480, 2500, 2604, 2625, 2688, 2800, 2976, 3000, 3100, 3125, 3200, 3255, 3360, 3472, 3500, 3720, 3750, 3875, 3968, 4000, 4200, 4340, 4375, 4480, 4650, 4800, 4960, 5000, 5208, 5250, 5425, 5600, 5952, 6000, 6200, 6250, 6510, 6720, 6944, 7000, 7440, 7500, 7750, 8000, 8400, 8680, 8750, 9300, 9375, 9600, 9920, 10000, 10416, 10500, 10850, 11200, 11625, 11904, 12000, 12400, 12500, 13020, 13125, 13440, 13888, 14000, 14880, 15000, 15500, 16000, 16275, 16800, 17360, 17500, 18600, 18750, 19375, 19840, 20000, 20832, 21000, 21700, 21875, 22400, 23250, 24000, 24800, 25000, 26040, 26250, 27125, 27776, 28000, 29760, 30000, 31000, 32550, 33600, 34720, 35000, 37200, 37500, 38750, 40000, 41664, 42000, 43400, 43750, 46500, 48000, 49600, 50000, 52080, 52500, 54250, 56000, 58125, 59520, 60000, 62000, 65100, 65625, 67200, 69440, 70000, 74400, 75000, 77500, 80000, 81375, 83328, 84000, 86800, 87500, 93000, 96875, 99200, 100000, 104160, 105000, 108500, 112000, 116250, 120000, 124000, 130200, 131250, 135625, 138880, 140000, 148800, 150000, 155000, 162750, 168000, 173600, 175000, 186000, 193750, 200000, 208320, 210000, 217000, 232500, 240000, 248000, 260400, 262500, 271250, 280000, 290625, 297600, 300000, 310000, 325500, 336000, 347200, 350000, 372000, 387500, 400000, 406875, 416640, 420000, 434000, 465000, 496000, 520800, 525000, 542500, 560000, 581250, 600000, 620000, 651000, 678125, 694400, 700000, 744000, 775000, 813750, 840000, 868000, 930000, 1041600, 1050000, 1085000, 1162500, 1200000, 1240000, 1302000, 1356250, 1400000, 1488000, 1550000, 1627500, 1680000, 1736000, 1860000, 2034375, 2083200, 2100000, 2170000, 2325000, 2480000, 2604000, 2712500, 2800000, 3100000, 3255000, 3472000, 3720000, 4068750, 4200000, 4340000, 4650000, 5208000, 5425000, 6200000, 6510000, 7440000, 8137500, 8400000, 8680000, 9300000, 10416000, 10850000, 12400000, 13020000, 16275000, 17360000, 18600000, 21700000, 26040000, 32550000, 37200000, 43400000, 52080000, 65100000, 86800000, 130200000, 260400000]

約数ペア:

[(1, 260400000), (2, 130200000), (3, 86800000), (4, 65100000), (5, 52080000), (6, 43400000), (7, 37200000), (8, 32550000), (10, 26040000), (12, 21700000), (14, 18600000), (15, 17360000), (16, 16275000), (20, 13020000), (21, 12400000), (24, 10850000), (25, 10416000), (28, 9300000), (30, 8680000), (31, 8400000), (32, 8137500), (35, 7440000), (40, 6510000), (42, 6200000), (48, 5425000), (50, 5208000), (56, 4650000), (60, 4340000), (62, 4200000), (64, 4068750), (70, 3720000), (75, 3472000), (80, 3255000), (84, 3100000), (93, 2800000), (96, 2712500), (100, 2604000), (105, 2480000), (112, 2325000), (120, 2170000), (124, 2100000), (125, 2083200), (128, 2034375), (140, 1860000), (150, 1736000), (155, 1680000), (160, 1627500), (168, 1550000), (175, 1488000), (186, 1400000), (192, 1356250), (200, 1302000), (210, 1240000), (217, 1200000), (224, 1162500), (240, 1085000), (248, 1050000), (250, 1041600), (280, 930000), (300, 868000), (310, 840000), (320, 813750), (336, 775000), (350, 744000), (372, 700000), (375, 694400), (384, 678125), (400, 651000), (420, 620000), (434, 600000), (448, 581250), (465, 560000), (480, 542500), (496, 525000), (500, 520800), (525, 496000), (560, 465000), (600, 434000), (620, 420000), (625, 416640), (640, 406875), (651, 400000), (672, 387500), (700, 372000), (744, 350000), (750, 347200), (775, 336000), (800, 325500), (840, 310000), (868, 300000), (875, 297600), (896, 290625), (930, 280000), (960, 271250), (992, 262500), (1000, 260400), (1050, 248000), (1085, 240000), (1120, 232500), (1200, 217000), (1240, 210000), (1250, 208320), (1302, 200000), (1344, 193750), (1400, 186000), (1488, 175000), (1500, 173600), (1550, 168000), (1600, 162750), (1680, 155000), (1736, 150000), (1750, 148800), (1860, 140000), (1875, 138880), (1920, 135625), (1984, 131250), (2000, 130200), (2100, 124000), (2170, 120000), (2240, 116250), (2325, 112000), (2400, 108500), (2480, 105000), (2500, 104160), (2604, 100000), (2625, 99200), (2688, 96875), (2800, 93000), (2976, 87500), (3000, 86800), (3100, 84000), (3125, 83328), (3200, 81375), (3255, 80000), (3360, 77500), (3472, 75000), (3500, 74400), (3720, 70000), (3750, 69440), (3875, 67200), (3968, 65625), (4000, 65100), (4200, 62000), (4340, 60000), (4375, 59520), (4480, 58125), (4650, 56000), (4800, 54250), (4960, 52500), (5000, 52080), (5208, 50000), (5250, 49600), (5425, 48000), (5600, 46500), (5952, 43750), (6000, 43400), (6200, 42000), (6250, 41664), (6510, 40000), (6720, 38750), (6944, 37500), (7000, 37200), (7440, 35000), (7500, 34720), (7750, 33600), (8000, 32550), (8400, 31000), (8680, 30000), (8750, 29760), (9300, 28000), (9375, 27776), (9600, 27125), (9920, 26250), (10000, 26040), (10416, 25000), (10500, 24800), (10850, 24000), (11200, 23250), (11625, 22400), (11904, 21875), (12000, 21700), (12400, 21000), (12500, 20832), (13020, 20000), (13125, 19840), (13440, 19375), (13888, 18750), (14000, 18600), (14880, 17500), (15000, 17360), (15500, 16800), (16000, 16275)]