289457280

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{2393}}^1$

素因数の和:2428

約数の個数: 256

約数和(自身を含む): 1172102400

約数和(自身を除く): 882645120

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, 2393, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 4786, 5040, 5760, 6048, 6720, 7179, 7560, 8064, 8640, 9572, 10080, 11965, 12096, 13440, 14358, 15120, 16751, 17280, 19144, 20160, 21537, 23930, 24192, 28716, 30240, 33502, 35895, 38288, 40320, 43074, 47860, 50253, 57432, 60480, 64611, 67004, 71790, 76576, 83755, 86148, 95720, 100506, 107685, 114864, 120960, 129222, 134008, 143580, 150759, 153152, 167510, 172296, 191440, 201012, 215370, 229728, 251265, 258444, 268016, 287160, 301518, 306304, 323055, 335020, 344592, 382880, 402024, 430740, 452277, 459456, 502530, 516888, 536032, 574320, 603036, 646110, 670040, 689184, 753795, 765760, 804048, 861480, 904554, 918912, 1005060, 1033776, 1072064, 1148640, 1206072, 1292220, 1340080, 1378368, 1507590, 1531520, 1608096, 1722960, 1809108, 2010120, 2067552, 2144128, 2261385, 2297280, 2412144, 2584440, 2680160, 2756736, 3015180, 3216192, 3445920, 3618216, 4020240, 4135104, 4522770, 4594560, 4824288, 5168880, 5360320, 6030360, 6432384, 6891840, 7236432, 8040480, 8270208, 9045540, 9648576, 10337760, 10720640, 12060720, 13783680, 14472864, 16080960, 18091080, 19297152, 20675520, 24121440, 28945728, 32161920, 36182160, 41351040, 48242880, 57891456, 72364320, 96485760, 144728640, 289457280]

約数ペア:

[(1, 289457280), (2, 144728640), (3, 96485760), (4, 72364320), (5, 57891456), (6, 48242880), (7, 41351040), (8, 36182160), (9, 32161920), (10, 28945728), (12, 24121440), (14, 20675520), (15, 19297152), (16, 18091080), (18, 16080960), (20, 14472864), (21, 13783680), (24, 12060720), (27, 10720640), (28, 10337760), (30, 9648576), (32, 9045540), (35, 8270208), (36, 8040480), (40, 7236432), (42, 6891840), (45, 6432384), (48, 6030360), (54, 5360320), (56, 5168880), (60, 4824288), (63, 4594560), (64, 4522770), (70, 4135104), (72, 4020240), (80, 3618216), (84, 3445920), (90, 3216192), (96, 3015180), (105, 2756736), (108, 2680160), (112, 2584440), (120, 2412144), (126, 2297280), (128, 2261385), (135, 2144128), (140, 2067552), (144, 2010120), (160, 1809108), (168, 1722960), (180, 1608096), (189, 1531520), (192, 1507590), (210, 1378368), (216, 1340080), (224, 1292220), (240, 1206072), (252, 1148640), (270, 1072064), (280, 1033776), (288, 1005060), (315, 918912), (320, 904554), (336, 861480), (360, 804048), (378, 765760), (384, 753795), (420, 689184), (432, 670040), (448, 646110), (480, 603036), (504, 574320), (540, 536032), (560, 516888), (576, 502530), (630, 459456), (640, 452277), (672, 430740), (720, 402024), (756, 382880), (840, 344592), (864, 335020), (896, 323055), (945, 306304), (960, 301518), (1008, 287160), (1080, 268016), (1120, 258444), (1152, 251265), (1260, 229728), (1344, 215370), (1440, 201012), (1512, 191440), (1680, 172296), (1728, 167510), (1890, 153152), (1920, 150759), (2016, 143580), (2160, 134008), (2240, 129222), (2393, 120960), (2520, 114864), (2688, 107685), (2880, 100506), (3024, 95720), (3360, 86148), (3456, 83755), (3780, 76576), (4032, 71790), (4320, 67004), (4480, 64611), (4786, 60480), (5040, 57432), (5760, 50253), (6048, 47860), (6720, 43074), (7179, 40320), (7560, 38288), (8064, 35895), (8640, 33502), (9572, 30240), (10080, 28716), (11965, 24192), (12096, 23930), (13440, 21537), (14358, 20160), (15120, 19144), (16751, 17280)]