279276480

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{1979}}^1$

素因数の和:2016

約数の個数: 252

約数和(自身を含む): 1117991160

約数和(自身を除く): 838714680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1960, 1979, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 3136, 3360, 3528, 3920, 3958, 4032, 4410, 4704, 5040, 5880, 5937, 6720, 7056, 7840, 7916, 8820, 9408, 9895, 10080, 11760, 11874, 13853, 14112, 15680, 15832, 17640, 17811, 19790, 20160, 23520, 23748, 27706, 28224, 29685, 31664, 35280, 35622, 39580, 41559, 47040, 47496, 55412, 59370, 63328, 69265, 70560, 71244, 79160, 83118, 89055, 94992, 96971, 110824, 118740, 124677, 126656, 138530, 141120, 142488, 158320, 166236, 178110, 189984, 193942, 207795, 221648, 237480, 249354, 277060, 284976, 290913, 316640, 332472, 356220, 379968, 387884, 415590, 443296, 474960, 484855, 498708, 554120, 569952, 581826, 623385, 633280, 664944, 712440, 775768, 831180, 872739, 886592, 949920, 969710, 997416, 1108240, 1139904, 1163652, 1246770, 1329888, 1424880, 1454565, 1551536, 1662360, 1745478, 1899840, 1939420, 1994832, 2216480, 2327304, 2493540, 2659776, 2849760, 2909130, 3103072, 3324720, 3490956, 3878840, 3989664, 4363695, 4432960, 4654608, 4987080, 5699520, 5818260, 6206144, 6649440, 6981912, 7757680, 7979328, 8727390, 9309216, 9974160, 11636520, 13298880, 13963824, 15515360, 17454780, 18618432, 19948320, 23273040, 27927648, 31030720, 34909560, 39896640, 46546080, 55855296, 69819120, 93092160, 139638240, 279276480]

約数ペア:

[(1, 279276480), (2, 139638240), (3, 93092160), (4, 69819120), (5, 55855296), (6, 46546080), (7, 39896640), (8, 34909560), (9, 31030720), (10, 27927648), (12, 23273040), (14, 19948320), (15, 18618432), (16, 17454780), (18, 15515360), (20, 13963824), (21, 13298880), (24, 11636520), (28, 9974160), (30, 9309216), (32, 8727390), (35, 7979328), (36, 7757680), (40, 6981912), (42, 6649440), (45, 6206144), (48, 5818260), (49, 5699520), (56, 4987080), (60, 4654608), (63, 4432960), (64, 4363695), (70, 3989664), (72, 3878840), (80, 3490956), (84, 3324720), (90, 3103072), (96, 2909130), (98, 2849760), (105, 2659776), (112, 2493540), (120, 2327304), (126, 2216480), (140, 1994832), (144, 1939420), (147, 1899840), (160, 1745478), (168, 1662360), (180, 1551536), (192, 1454565), (196, 1424880), (210, 1329888), (224, 1246770), (240, 1163652), (245, 1139904), (252, 1108240), (280, 997416), (288, 969710), (294, 949920), (315, 886592), (320, 872739), (336, 831180), (360, 775768), (392, 712440), (420, 664944), (441, 633280), (448, 623385), (480, 581826), (490, 569952), (504, 554120), (560, 498708), (576, 484855), (588, 474960), (630, 443296), (672, 415590), (720, 387884), (735, 379968), (784, 356220), (840, 332472), (882, 316640), (960, 290913), (980, 284976), (1008, 277060), (1120, 249354), (1176, 237480), (1260, 221648), (1344, 207795), (1440, 193942), (1470, 189984), (1568, 178110), (1680, 166236), (1764, 158320), (1960, 142488), (1979, 141120), (2016, 138530), (2205, 126656), (2240, 124677), (2352, 118740), (2520, 110824), (2880, 96971), (2940, 94992), (3136, 89055), (3360, 83118), (3528, 79160), (3920, 71244), (3958, 70560), (4032, 69265), (4410, 63328), (4704, 59370), (5040, 55412), (5880, 47496), (5937, 47040), (6720, 41559), (7056, 39580), (7840, 35622), (7916, 35280), (8820, 31664), (9408, 29685), (9895, 28224), (10080, 27706), (11760, 23748), (11874, 23520), (13853, 20160), (14112, 19790), (15680, 17811), (15832, 17640)]