255381280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1143

約数の個数: 192

約数和(自身を含む): 792529920

約数和(自身を除く): 537148640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 304, 308, 352, 380, 385, 418, 440, 532, 560, 608, 616, 665, 760, 770, 836, 880, 1045, 1064, 1091, 1120, 1232, 1330, 1463, 1520, 1540, 1672, 1760, 2090, 2128, 2182, 2464, 2660, 2926, 3040, 3080, 3344, 4180, 4256, 4364, 5320, 5455, 5852, 6160, 6688, 7315, 7637, 8360, 8728, 10640, 10910, 11704, 12001, 12320, 14630, 15274, 16720, 17456, 20729, 21280, 21820, 23408, 24002, 29260, 30548, 33440, 34912, 38185, 41458, 43640, 46816, 48004, 58520, 60005, 61096, 76370, 82916, 84007, 87280, 96008, 103645, 117040, 120010, 122192, 145103, 152740, 165832, 168014, 174560, 192016, 207290, 228019, 234080, 240020, 244384, 290206, 305480, 331664, 336028, 384032, 414580, 420035, 456038, 480040, 580412, 610960, 663328, 672056, 725515, 829160, 840070, 912076, 960080, 1140095, 1160824, 1221920, 1344112, 1451030, 1596133, 1658320, 1680140, 1824152, 1920160, 2280190, 2321648, 2688224, 2902060, 3192266, 3316640, 3360280, 3648304, 4560380, 4643296, 5804120, 6384532, 6720560, 7296608, 7980665, 9120760, 11608240, 12769064, 13441120, 15961330, 18241520, 23216480, 25538128, 31922660, 36483040, 51076256, 63845320, 127690640, 255381280]

約数ペア:

[(1, 255381280), (2, 127690640), (4, 63845320), (5, 51076256), (7, 36483040), (8, 31922660), (10, 25538128), (11, 23216480), (14, 18241520), (16, 15961330), (19, 13441120), (20, 12769064), (22, 11608240), (28, 9120760), (32, 7980665), (35, 7296608), (38, 6720560), (40, 6384532), (44, 5804120), (55, 4643296), (56, 4560380), (70, 3648304), (76, 3360280), (77, 3316640), (80, 3192266), (88, 2902060), (95, 2688224), (110, 2321648), (112, 2280190), (133, 1920160), (140, 1824152), (152, 1680140), (154, 1658320), (160, 1596133), (176, 1451030), (190, 1344112), (209, 1221920), (220, 1160824), (224, 1140095), (266, 960080), (280, 912076), (304, 840070), (308, 829160), (352, 725515), (380, 672056), (385, 663328), (418, 610960), (440, 580412), (532, 480040), (560, 456038), (608, 420035), (616, 414580), (665, 384032), (760, 336028), (770, 331664), (836, 305480), (880, 290206), (1045, 244384), (1064, 240020), (1091, 234080), (1120, 228019), (1232, 207290), (1330, 192016), (1463, 174560), (1520, 168014), (1540, 165832), (1672, 152740), (1760, 145103), (2090, 122192), (2128, 120010), (2182, 117040), (2464, 103645), (2660, 96008), (2926, 87280), (3040, 84007), (3080, 82916), (3344, 76370), (4180, 61096), (4256, 60005), (4364, 58520), (5320, 48004), (5455, 46816), (5852, 43640), (6160, 41458), (6688, 38185), (7315, 34912), (7637, 33440), (8360, 30548), (8728, 29260), (10640, 24002), (10910, 23408), (11704, 21820), (12001, 21280), (12320, 20729), (14630, 17456), (15274, 16720)]