261703680

素因数分解:

$2^{11}\times 3^1\times 5^1\times 7^1\times {\mathrm{1217}}^1$

素因数の和:1254

約数の個数: 192

約数和(自身を含む): 957640320

約数和(自身を除く): 695936640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1217, 1280, 1344, 1536, 1680, 1792, 1920, 2048, 2240, 2434, 2560, 2688, 3072, 3360, 3584, 3651, 3840, 4480, 4868, 5120, 5376, 6085, 6144, 6720, 7168, 7302, 7680, 8519, 8960, 9736, 10240, 10752, 12170, 13440, 14336, 14604, 15360, 17038, 17920, 18255, 19472, 21504, 24340, 25557, 26880, 29208, 30720, 34076, 35840, 36510, 38944, 42595, 43008, 48680, 51114, 53760, 58416, 68152, 71680, 73020, 77888, 85190, 97360, 102228, 107520, 116832, 127785, 136304, 146040, 155776, 170380, 194720, 204456, 215040, 233664, 255570, 272608, 292080, 311552, 340760, 389440, 408912, 467328, 511140, 545216, 584160, 623104, 681520, 778880, 817824, 934656, 1022280, 1090432, 1168320, 1246208, 1363040, 1557760, 1635648, 1869312, 2044560, 2180864, 2336640, 2492416, 2726080, 3115520, 3271296, 3738624, 4089120, 4361728, 4673280, 5452160, 6231040, 6542592, 7477248, 8178240, 8723456, 9346560, 10904320, 12462080, 13085184, 16356480, 17446912, 18693120, 21808640, 26170368, 32712960, 37386240, 43617280, 52340736, 65425920, 87234560, 130851840, 261703680]

約数ペア:

[(1, 261703680), (2, 130851840), (3, 87234560), (4, 65425920), (5, 52340736), (6, 43617280), (7, 37386240), (8, 32712960), (10, 26170368), (12, 21808640), (14, 18693120), (15, 17446912), (16, 16356480), (20, 13085184), (21, 12462080), (24, 10904320), (28, 9346560), (30, 8723456), (32, 8178240), (35, 7477248), (40, 6542592), (42, 6231040), (48, 5452160), (56, 4673280), (60, 4361728), (64, 4089120), (70, 3738624), (80, 3271296), (84, 3115520), (96, 2726080), (105, 2492416), (112, 2336640), (120, 2180864), (128, 2044560), (140, 1869312), (160, 1635648), (168, 1557760), (192, 1363040), (210, 1246208), (224, 1168320), (240, 1090432), (256, 1022280), (280, 934656), (320, 817824), (336, 778880), (384, 681520), (420, 623104), (448, 584160), (480, 545216), (512, 511140), (560, 467328), (640, 408912), (672, 389440), (768, 340760), (840, 311552), (896, 292080), (960, 272608), (1024, 255570), (1120, 233664), (1217, 215040), (1280, 204456), (1344, 194720), (1536, 170380), (1680, 155776), (1792, 146040), (1920, 136304), (2048, 127785), (2240, 116832), (2434, 107520), (2560, 102228), (2688, 97360), (3072, 85190), (3360, 77888), (3584, 73020), (3651, 71680), (3840, 68152), (4480, 58416), (4868, 53760), (5120, 51114), (5376, 48680), (6085, 43008), (6144, 42595), (6720, 38944), (7168, 36510), (7302, 35840), (7680, 34076), (8519, 30720), (8960, 29208), (9736, 26880), (10240, 25557), (10752, 24340), (12170, 21504), (13440, 19472), (14336, 18255), (14604, 17920), (15360, 17038)]