161266490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 388730880

約数和(自身を除く): 227464390

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 73, 77, 95, 110, 133, 146, 151, 154, 190, 209, 266, 302, 365, 385, 418, 511, 665, 730, 755, 770, 803, 1022, 1045, 1057, 1330, 1387, 1463, 1510, 1606, 1661, 2090, 2114, 2555, 2774, 2869, 2926, 3322, 4015, 5110, 5285, 5621, 5738, 6935, 7315, 8030, 8305, 9709, 10570, 11023, 11242, 11627, 13870, 14345, 14630, 15257, 16610, 19418, 20083, 22046, 23254, 28105, 28690, 30514, 31559, 40166, 48545, 55115, 56210, 58135, 63118, 76285, 77161, 97090, 100415, 106799, 110230, 116270, 121253, 152570, 154322, 157795, 200830, 209437, 213598, 220913, 242506, 315590, 385805, 418874, 441826, 533995, 606265, 771610, 848771, 1047185, 1067990, 1104565, 1212530, 1466059, 1697542, 2094370, 2209130, 2303807, 2932118, 4243855, 4607614, 7330295, 8487710, 11519035, 14660590, 16126649, 23038070, 32253298, 80633245, 161266490]

約数ペア:

[(1, 161266490), (2, 80633245), (5, 32253298), (7, 23038070), (10, 16126649), (11, 14660590), (14, 11519035), (19, 8487710), (22, 7330295), (35, 4607614), (38, 4243855), (55, 2932118), (70, 2303807), (73, 2209130), (77, 2094370), (95, 1697542), (110, 1466059), (133, 1212530), (146, 1104565), (151, 1067990), (154, 1047185), (190, 848771), (209, 771610), (266, 606265), (302, 533995), (365, 441826), (385, 418874), (418, 385805), (511, 315590), (665, 242506), (730, 220913), (755, 213598), (770, 209437), (803, 200830), (1022, 157795), (1045, 154322), (1057, 152570), (1330, 121253), (1387, 116270), (1463, 110230), (1510, 106799), (1606, 100415), (1661, 97090), (2090, 77161), (2114, 76285), (2555, 63118), (2774, 58135), (2869, 56210), (2926, 55115), (3322, 48545), (4015, 40166), (5110, 31559), (5285, 30514), (5621, 28690), (5738, 28105), (6935, 23254), (7315, 22046), (8030, 20083), (8305, 19418), (9709, 16610), (10570, 15257), (11023, 14630), (11242, 14345), (11627, 13870)]