251354880

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{1039}}^1$

素因数の和:1076

約数の個数: 288

約数和(自身を含む): 1020364800

約数和(自身を除く): 769009920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1039, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2078, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3117, 3360, 3456, 3780, 3840, 4032, 4156, 4320, 4480, 5040, 5195, 5376, 5760, 6048, 6234, 6720, 6912, 7273, 7560, 8064, 8312, 8640, 8960, 9351, 10080, 10390, 11520, 12096, 12468, 13440, 14546, 15120, 15585, 16128, 16624, 17280, 18702, 20160, 20780, 21819, 24192, 24936, 26880, 28053, 29092, 30240, 31170, 33248, 34560, 36365, 37404, 40320, 41560, 43638, 46755, 48384, 49872, 56106, 58184, 60480, 62340, 65457, 66496, 72730, 74808, 80640, 83120, 87276, 93510, 99744, 109095, 112212, 116368, 120960, 124680, 130914, 132992, 140265, 145460, 149616, 166240, 174552, 187020, 196371, 199488, 218190, 224424, 232736, 241920, 249360, 261828, 265984, 280530, 290920, 299232, 327285, 332480, 349104, 374040, 392742, 398976, 436380, 448848, 465472, 498720, 523656, 561060, 581840, 598464, 654570, 664960, 698208, 748080, 785484, 797952, 872760, 897696, 930944, 981855, 997440, 1047312, 1122120, 1163680, 1196928, 1309140, 1329920, 1396416, 1496160, 1570968, 1745520, 1795392, 1861888, 1963710, 1994880, 2094624, 2244240, 2327360, 2393856, 2618280, 2792832, 2992320, 3141936, 3491040, 3590784, 3927420, 3989760, 4189248, 4488480, 4654720, 5236560, 5585664, 5984640, 6283872, 6982080, 7181568, 7854840, 8378496, 8976960, 9309440, 10473120, 11969280, 12567744, 13964160, 15709680, 16756992, 17953920, 20946240, 25135488, 27928320, 31419360, 35907840, 41892480, 50270976, 62838720, 83784960, 125677440, 251354880]

約数ペア:

[(1, 251354880), (2, 125677440), (3, 83784960), (4, 62838720), (5, 50270976), (6, 41892480), (7, 35907840), (8, 31419360), (9, 27928320), (10, 25135488), (12, 20946240), (14, 17953920), (15, 16756992), (16, 15709680), (18, 13964160), (20, 12567744), (21, 11969280), (24, 10473120), (27, 9309440), (28, 8976960), (30, 8378496), (32, 7854840), (35, 7181568), (36, 6982080), (40, 6283872), (42, 5984640), (45, 5585664), (48, 5236560), (54, 4654720), (56, 4488480), (60, 4189248), (63, 3989760), (64, 3927420), (70, 3590784), (72, 3491040), (80, 3141936), (84, 2992320), (90, 2792832), (96, 2618280), (105, 2393856), (108, 2327360), (112, 2244240), (120, 2094624), (126, 1994880), (128, 1963710), (135, 1861888), (140, 1795392), (144, 1745520), (160, 1570968), (168, 1496160), (180, 1396416), (189, 1329920), (192, 1309140), (210, 1196928), (216, 1163680), (224, 1122120), (240, 1047312), (252, 997440), (256, 981855), (270, 930944), (280, 897696), (288, 872760), (315, 797952), (320, 785484), (336, 748080), (360, 698208), (378, 664960), (384, 654570), (420, 598464), (432, 581840), (448, 561060), (480, 523656), (504, 498720), (540, 465472), (560, 448848), (576, 436380), (630, 398976), (640, 392742), (672, 374040), (720, 349104), (756, 332480), (768, 327285), (840, 299232), (864, 290920), (896, 280530), (945, 265984), (960, 261828), (1008, 249360), (1039, 241920), (1080, 232736), (1120, 224424), (1152, 218190), (1260, 199488), (1280, 196371), (1344, 187020), (1440, 174552), (1512, 166240), (1680, 149616), (1728, 145460), (1792, 140265), (1890, 132992), (1920, 130914), (2016, 124680), (2078, 120960), (2160, 116368), (2240, 112212), (2304, 109095), (2520, 99744), (2688, 93510), (2880, 87276), (3024, 83120), (3117, 80640), (3360, 74808), (3456, 72730), (3780, 66496), (3840, 65457), (4032, 62340), (4156, 60480), (4320, 58184), (4480, 56106), (5040, 49872), (5195, 48384), (5376, 46755), (5760, 43638), (6048, 41560), (6234, 40320), (6720, 37404), (6912, 36365), (7273, 34560), (7560, 33248), (8064, 31170), (8312, 30240), (8640, 29092), (8960, 28053), (9351, 26880), (10080, 24936), (10390, 24192), (11520, 21819), (12096, 20780), (12468, 20160), (13440, 18702), (14546, 17280), (15120, 16624), (15585, 16128)]