81782400

素因数分解:

$2^7\times 3^1\times 5^2\times 7^1\times {\mathrm{1217}}^1$

素因数の和:1251

約数の個数: 192

約数和(自身を含む): 308105280

約数和(自身を除く): 226322880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 525, 560, 600, 640, 672, 700, 800, 840, 896, 960, 1050, 1120, 1200, 1217, 1344, 1400, 1600, 1680, 1920, 2100, 2240, 2400, 2434, 2688, 2800, 3200, 3360, 3651, 4200, 4480, 4800, 4868, 5600, 6085, 6720, 7302, 8400, 8519, 9600, 9736, 11200, 12170, 13440, 14604, 16800, 17038, 18255, 19472, 22400, 24340, 25557, 29208, 30425, 33600, 34076, 36510, 38944, 42595, 48680, 51114, 58416, 60850, 67200, 68152, 73020, 77888, 85190, 91275, 97360, 102228, 116832, 121700, 127785, 136304, 146040, 155776, 170380, 182550, 194720, 204456, 212975, 233664, 243400, 255570, 272608, 292080, 340760, 365100, 389440, 408912, 425950, 467328, 486800, 511140, 545216, 584160, 638925, 681520, 730200, 778880, 817824, 851900, 973600, 1022280, 1090432, 1168320, 1277850, 1363040, 1460400, 1635648, 1703800, 1947200, 2044560, 2336640, 2555700, 2726080, 2920800, 3271296, 3407600, 3894400, 4089120, 5111400, 5452160, 5841600, 6815200, 8178240, 10222800, 11683200, 13630400, 16356480, 20445600, 27260800, 40891200, 81782400]

約数ペア:

[(1, 81782400), (2, 40891200), (3, 27260800), (4, 20445600), (5, 16356480), (6, 13630400), (7, 11683200), (8, 10222800), (10, 8178240), (12, 6815200), (14, 5841600), (15, 5452160), (16, 5111400), (20, 4089120), (21, 3894400), (24, 3407600), (25, 3271296), (28, 2920800), (30, 2726080), (32, 2555700), (35, 2336640), (40, 2044560), (42, 1947200), (48, 1703800), (50, 1635648), (56, 1460400), (60, 1363040), (64, 1277850), (70, 1168320), (75, 1090432), (80, 1022280), (84, 973600), (96, 851900), (100, 817824), (105, 778880), (112, 730200), (120, 681520), (128, 638925), (140, 584160), (150, 545216), (160, 511140), (168, 486800), (175, 467328), (192, 425950), (200, 408912), (210, 389440), (224, 365100), (240, 340760), (280, 292080), (300, 272608), (320, 255570), (336, 243400), (350, 233664), (384, 212975), (400, 204456), (420, 194720), (448, 182550), (480, 170380), (525, 155776), (560, 146040), (600, 136304), (640, 127785), (672, 121700), (700, 116832), (800, 102228), (840, 97360), (896, 91275), (960, 85190), (1050, 77888), (1120, 73020), (1200, 68152), (1217, 67200), (1344, 60850), (1400, 58416), (1600, 51114), (1680, 48680), (1920, 42595), (2100, 38944), (2240, 36510), (2400, 34076), (2434, 33600), (2688, 30425), (2800, 29208), (3200, 25557), (3360, 24340), (3651, 22400), (4200, 19472), (4480, 18255), (4800, 17038), (4868, 16800), (5600, 14604), (6085, 13440), (6720, 12170), (7302, 11200), (8400, 9736), (8519, 9600)]