42603540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 142414272

約数和(自身を除く): 99810732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 105, 129, 140, 147, 172, 196, 210, 215, 245, 258, 294, 301, 337, 420, 430, 490, 516, 588, 602, 645, 674, 735, 860, 903, 980, 1011, 1204, 1290, 1348, 1470, 1505, 1685, 1806, 2022, 2107, 2359, 2580, 2940, 3010, 3370, 3612, 4044, 4214, 4515, 4718, 5055, 6020, 6321, 6740, 7077, 8428, 9030, 9436, 10110, 10535, 11795, 12642, 14154, 14491, 16513, 18060, 20220, 21070, 23590, 25284, 28308, 28982, 31605, 33026, 35385, 42140, 43473, 47180, 49539, 57964, 63210, 66052, 70770, 72455, 82565, 86946, 99078, 101437, 126420, 141540, 144910, 165130, 173892, 198156, 202874, 217365, 247695, 289820, 304311, 330260, 405748, 434730, 495390, 507185, 608622, 710059, 869460, 990780, 1014370, 1217244, 1420118, 1521555, 2028740, 2130177, 2840236, 3043110, 3550295, 4260354, 6086220, 7100590, 8520708, 10650885, 14201180, 21301770, 42603540]

約数ペア:

[(1, 42603540), (2, 21301770), (3, 14201180), (4, 10650885), (5, 8520708), (6, 7100590), (7, 6086220), (10, 4260354), (12, 3550295), (14, 3043110), (15, 2840236), (20, 2130177), (21, 2028740), (28, 1521555), (30, 1420118), (35, 1217244), (42, 1014370), (43, 990780), (49, 869460), (60, 710059), (70, 608622), (84, 507185), (86, 495390), (98, 434730), (105, 405748), (129, 330260), (140, 304311), (147, 289820), (172, 247695), (196, 217365), (210, 202874), (215, 198156), (245, 173892), (258, 165130), (294, 144910), (301, 141540), (337, 126420), (420, 101437), (430, 99078), (490, 86946), (516, 82565), (588, 72455), (602, 70770), (645, 66052), (674, 63210), (735, 57964), (860, 49539), (903, 47180), (980, 43473), (1011, 42140), (1204, 35385), (1290, 33026), (1348, 31605), (1470, 28982), (1505, 28308), (1685, 25284), (1806, 23590), (2022, 21070), (2107, 20220), (2359, 18060), (2580, 16513), (2940, 14491), (3010, 14154), (3370, 12642), (3612, 11795), (4044, 10535), (4214, 10110), (4515, 9436), (4718, 9030), (5055, 8428), (6020, 7077), (6321, 6740)]