16571520

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{137}}^1$

素因数の和:172

約数の個数: 256

約数和(自身を含む): 67564800

約数和(自身を除く): 50993280

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, 137, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 274, 280, 288, 315, 320, 336, 360, 378, 384, 411, 420, 432, 448, 480, 504, 540, 548, 560, 576, 630, 640, 672, 685, 720, 756, 822, 840, 864, 896, 945, 959, 960, 1008, 1080, 1096, 1120, 1152, 1233, 1260, 1344, 1370, 1440, 1512, 1644, 1680, 1728, 1890, 1918, 1920, 2016, 2055, 2160, 2192, 2240, 2466, 2520, 2688, 2740, 2877, 2880, 3024, 3288, 3360, 3456, 3699, 3780, 3836, 4032, 4110, 4320, 4384, 4480, 4795, 4932, 5040, 5480, 5754, 5760, 6048, 6165, 6576, 6720, 7398, 7560, 7672, 8064, 8220, 8631, 8640, 8768, 9590, 9864, 10080, 10960, 11508, 12096, 12330, 13152, 13440, 14385, 14796, 15120, 15344, 16440, 17262, 17280, 17536, 18495, 19180, 19728, 20160, 21920, 23016, 24192, 24660, 25893, 26304, 28770, 29592, 30240, 30688, 32880, 34524, 36990, 38360, 39456, 40320, 43155, 43840, 46032, 49320, 51786, 52608, 57540, 59184, 60480, 61376, 65760, 69048, 73980, 76720, 78912, 86310, 87680, 92064, 98640, 103572, 115080, 118368, 120960, 122752, 129465, 131520, 138096, 147960, 153440, 157824, 172620, 184128, 197280, 207144, 230160, 236736, 258930, 263040, 276192, 295920, 306880, 345240, 368256, 394560, 414288, 460320, 473472, 517860, 552384, 591840, 613760, 690480, 789120, 828576, 920640, 1035720, 1104768, 1183680, 1380960, 1657152, 1841280, 2071440, 2367360, 2761920, 3314304, 4142880, 5523840, 8285760, 16571520]

約数ペア:

[(1, 16571520), (2, 8285760), (3, 5523840), (4, 4142880), (5, 3314304), (6, 2761920), (7, 2367360), (8, 2071440), (9, 1841280), (10, 1657152), (12, 1380960), (14, 1183680), (15, 1104768), (16, 1035720), (18, 920640), (20, 828576), (21, 789120), (24, 690480), (27, 613760), (28, 591840), (30, 552384), (32, 517860), (35, 473472), (36, 460320), (40, 414288), (42, 394560), (45, 368256), (48, 345240), (54, 306880), (56, 295920), (60, 276192), (63, 263040), (64, 258930), (70, 236736), (72, 230160), (80, 207144), (84, 197280), (90, 184128), (96, 172620), (105, 157824), (108, 153440), (112, 147960), (120, 138096), (126, 131520), (128, 129465), (135, 122752), (137, 120960), (140, 118368), (144, 115080), (160, 103572), (168, 98640), (180, 92064), (189, 87680), (192, 86310), (210, 78912), (216, 76720), (224, 73980), (240, 69048), (252, 65760), (270, 61376), (274, 60480), (280, 59184), (288, 57540), (315, 52608), (320, 51786), (336, 49320), (360, 46032), (378, 43840), (384, 43155), (411, 40320), (420, 39456), (432, 38360), (448, 36990), (480, 34524), (504, 32880), (540, 30688), (548, 30240), (560, 29592), (576, 28770), (630, 26304), (640, 25893), (672, 24660), (685, 24192), (720, 23016), (756, 21920), (822, 20160), (840, 19728), (864, 19180), (896, 18495), (945, 17536), (959, 17280), (960, 17262), (1008, 16440), (1080, 15344), (1096, 15120), (1120, 14796), (1152, 14385), (1233, 13440), (1260, 13152), (1344, 12330), (1370, 12096), (1440, 11508), (1512, 10960), (1644, 10080), (1680, 9864), (1728, 9590), (1890, 8768), (1918, 8640), (1920, 8631), (2016, 8220), (2055, 8064), (2160, 7672), (2192, 7560), (2240, 7398), (2466, 6720), (2520, 6576), (2688, 6165), (2740, 6048), (2877, 5760), (2880, 5754), (3024, 5480), (3288, 5040), (3360, 4932), (3456, 4795), (3699, 4480), (3780, 4384), (3836, 4320), (4032, 4110)]