281140832

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 144

約数和(自身を含む): 698090400

約数和(自身を除く): 416949568

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 53, 56, 68, 98, 106, 112, 119, 136, 196, 199, 212, 224, 238, 272, 371, 392, 398, 424, 476, 544, 742, 784, 796, 833, 848, 901, 952, 1393, 1484, 1568, 1592, 1666, 1696, 1802, 1904, 2597, 2786, 2968, 3184, 3332, 3383, 3604, 3808, 5194, 5572, 5936, 6307, 6368, 6664, 6766, 7208, 9751, 10388, 10547, 11144, 11872, 12614, 13328, 13532, 14416, 19502, 20776, 21094, 22288, 23681, 25228, 26656, 27064, 28832, 39004, 41552, 42188, 44149, 44576, 47362, 50456, 54128, 73829, 78008, 83104, 84376, 88298, 94724, 100912, 108256, 147658, 156016, 165767, 168752, 176596, 179299, 189448, 201824, 295316, 312032, 331534, 337504, 353192, 358598, 378896, 516803, 590632, 663068, 706384, 717196, 757792, 1033606, 1181264, 1255093, 1326136, 1412768, 1434392, 2067212, 2362528, 2510186, 2652272, 2868784, 4134424, 5020372, 5304544, 5737568, 8268848, 8785651, 10040744, 16537696, 17571302, 20081488, 35142604, 40162976, 70285208, 140570416, 281140832]

約数ペア:

[(1, 281140832), (2, 140570416), (4, 70285208), (7, 40162976), (8, 35142604), (14, 20081488), (16, 17571302), (17, 16537696), (28, 10040744), (32, 8785651), (34, 8268848), (49, 5737568), (53, 5304544), (56, 5020372), (68, 4134424), (98, 2868784), (106, 2652272), (112, 2510186), (119, 2362528), (136, 2067212), (196, 1434392), (199, 1412768), (212, 1326136), (224, 1255093), (238, 1181264), (272, 1033606), (371, 757792), (392, 717196), (398, 706384), (424, 663068), (476, 590632), (544, 516803), (742, 378896), (784, 358598), (796, 353192), (833, 337504), (848, 331534), (901, 312032), (952, 295316), (1393, 201824), (1484, 189448), (1568, 179299), (1592, 176596), (1666, 168752), (1696, 165767), (1802, 156016), (1904, 147658), (2597, 108256), (2786, 100912), (2968, 94724), (3184, 88298), (3332, 84376), (3383, 83104), (3604, 78008), (3808, 73829), (5194, 54128), (5572, 50456), (5936, 47362), (6307, 44576), (6368, 44149), (6664, 42188), (6766, 41552), (7208, 39004), (9751, 28832), (10388, 27064), (10547, 26656), (11144, 25228), (11872, 23681), (12614, 22288), (13328, 21094), (13532, 20776), (14416, 19502)]