279296640

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{2309}}^1$

素因数の和:2344

約数の個数: 256

約数和(自身を含む): 1130976000

約数和(自身を除く): 851679360

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, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2309, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 4618, 5040, 5760, 6048, 6720, 6927, 7560, 8064, 8640, 9236, 10080, 11545, 12096, 13440, 13854, 15120, 16163, 17280, 18472, 20160, 20781, 23090, 24192, 27708, 30240, 32326, 34635, 36944, 40320, 41562, 46180, 48489, 55416, 60480, 62343, 64652, 69270, 73888, 80815, 83124, 92360, 96978, 103905, 110832, 120960, 124686, 129304, 138540, 145467, 147776, 161630, 166248, 184720, 193956, 207810, 221664, 242445, 249372, 258608, 277080, 290934, 295552, 311715, 323260, 332496, 369440, 387912, 415620, 436401, 443328, 484890, 498744, 517216, 554160, 581868, 623430, 646520, 664992, 727335, 738880, 775824, 831240, 872802, 886656, 969780, 997488, 1034432, 1108320, 1163736, 1246860, 1293040, 1329984, 1454670, 1477760, 1551648, 1662480, 1745604, 1939560, 1994976, 2068864, 2182005, 2216640, 2327472, 2493720, 2586080, 2659968, 2909340, 3103296, 3324960, 3491208, 3879120, 3989952, 4364010, 4433280, 4654944, 4987440, 5172160, 5818680, 6206592, 6649920, 6982416, 7758240, 7979904, 8728020, 9309888, 9974880, 10344320, 11637360, 13299840, 13964832, 15516480, 17456040, 18619776, 19949760, 23274720, 27929664, 31032960, 34912080, 39899520, 46549440, 55859328, 69824160, 93098880, 139648320, 279296640]

約数ペア:

[(1, 279296640), (2, 139648320), (3, 93098880), (4, 69824160), (5, 55859328), (6, 46549440), (7, 39899520), (8, 34912080), (9, 31032960), (10, 27929664), (12, 23274720), (14, 19949760), (15, 18619776), (16, 17456040), (18, 15516480), (20, 13964832), (21, 13299840), (24, 11637360), (27, 10344320), (28, 9974880), (30, 9309888), (32, 8728020), (35, 7979904), (36, 7758240), (40, 6982416), (42, 6649920), (45, 6206592), (48, 5818680), (54, 5172160), (56, 4987440), (60, 4654944), (63, 4433280), (64, 4364010), (70, 3989952), (72, 3879120), (80, 3491208), (84, 3324960), (90, 3103296), (96, 2909340), (105, 2659968), (108, 2586080), (112, 2493720), (120, 2327472), (126, 2216640), (128, 2182005), (135, 2068864), (140, 1994976), (144, 1939560), (160, 1745604), (168, 1662480), (180, 1551648), (189, 1477760), (192, 1454670), (210, 1329984), (216, 1293040), (224, 1246860), (240, 1163736), (252, 1108320), (270, 1034432), (280, 997488), (288, 969780), (315, 886656), (320, 872802), (336, 831240), (360, 775824), (378, 738880), (384, 727335), (420, 664992), (432, 646520), (448, 623430), (480, 581868), (504, 554160), (540, 517216), (560, 498744), (576, 484890), (630, 443328), (640, 436401), (672, 415620), (720, 387912), (756, 369440), (840, 332496), (864, 323260), (896, 311715), (945, 295552), (960, 290934), (1008, 277080), (1080, 258608), (1120, 249372), (1152, 242445), (1260, 221664), (1344, 207810), (1440, 193956), (1512, 184720), (1680, 166248), (1728, 161630), (1890, 147776), (1920, 145467), (2016, 138540), (2160, 129304), (2240, 124686), (2309, 120960), (2520, 110832), (2688, 103905), (2880, 96978), (3024, 92360), (3360, 83124), (3456, 80815), (3780, 73888), (4032, 69270), (4320, 64652), (4480, 62343), (4618, 60480), (5040, 55416), (5760, 48489), (6048, 46180), (6720, 41562), (6927, 40320), (7560, 36944), (8064, 34635), (8640, 32326), (9236, 30240), (10080, 27708), (11545, 24192), (12096, 23090), (13440, 20781), (13854, 20160), (15120, 18472), (16163, 17280)]