256565760

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3037}}^1$

素因数の和:3074

約数の個数: 160

約数和(自身を含む): 895067712

約数和(自身を除く): 638501952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 512, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1536, 1760, 1920, 2112, 2560, 2640, 2816, 3037, 3520, 3840, 4224, 5280, 5632, 6074, 7040, 7680, 8448, 9111, 10560, 12148, 14080, 15185, 16896, 18222, 21120, 24296, 28160, 30370, 33407, 36444, 42240, 45555, 48592, 60740, 66814, 72888, 84480, 91110, 97184, 100221, 121480, 133628, 145776, 167035, 182220, 194368, 200442, 242960, 267256, 291552, 334070, 364440, 388736, 400884, 485920, 501105, 534512, 583104, 668140, 728880, 777472, 801768, 971840, 1002210, 1069024, 1166208, 1336280, 1457760, 1554944, 1603536, 1943680, 2004420, 2138048, 2332416, 2672560, 2915520, 3207072, 3887360, 4008840, 4276096, 4664832, 5345120, 5831040, 6414144, 7774720, 8017680, 8552192, 10690240, 11662080, 12828288, 16035360, 17104384, 21380480, 23324160, 25656576, 32070720, 42760960, 51313152, 64141440, 85521920, 128282880, 256565760]

約数ペア:

[(1, 256565760), (2, 128282880), (3, 85521920), (4, 64141440), (5, 51313152), (6, 42760960), (8, 32070720), (10, 25656576), (11, 23324160), (12, 21380480), (15, 17104384), (16, 16035360), (20, 12828288), (22, 11662080), (24, 10690240), (30, 8552192), (32, 8017680), (33, 7774720), (40, 6414144), (44, 5831040), (48, 5345120), (55, 4664832), (60, 4276096), (64, 4008840), (66, 3887360), (80, 3207072), (88, 2915520), (96, 2672560), (110, 2332416), (120, 2138048), (128, 2004420), (132, 1943680), (160, 1603536), (165, 1554944), (176, 1457760), (192, 1336280), (220, 1166208), (240, 1069024), (256, 1002210), (264, 971840), (320, 801768), (330, 777472), (352, 728880), (384, 668140), (440, 583104), (480, 534512), (512, 501105), (528, 485920), (640, 400884), (660, 388736), (704, 364440), (768, 334070), (880, 291552), (960, 267256), (1056, 242960), (1280, 200442), (1320, 194368), (1408, 182220), (1536, 167035), (1760, 145776), (1920, 133628), (2112, 121480), (2560, 100221), (2640, 97184), (2816, 91110), (3037, 84480), (3520, 72888), (3840, 66814), (4224, 60740), (5280, 48592), (5632, 45555), (6074, 42240), (7040, 36444), (7680, 33407), (8448, 30370), (9111, 28160), (10560, 24296), (12148, 21120), (14080, 18222), (15185, 16896)]