130720656

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:421

約数の個数: 120

約数和(自身を含む): 377600832

約数和(自身を除く): 246880176

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 71, 88, 121, 132, 142, 176, 213, 242, 264, 284, 317, 363, 426, 484, 528, 568, 634, 726, 781, 852, 951, 968, 1136, 1268, 1452, 1562, 1704, 1902, 1936, 2343, 2536, 2904, 3124, 3408, 3487, 3804, 4686, 5072, 5808, 6248, 6974, 7608, 8591, 9372, 10461, 12496, 13948, 15216, 17182, 18744, 20922, 22507, 25773, 27896, 34364, 37488, 38357, 41844, 45014, 51546, 55792, 67521, 68728, 76714, 83688, 90028, 103092, 115071, 135042, 137456, 153428, 167376, 180056, 206184, 230142, 247577, 270084, 306856, 360112, 412368, 460284, 495154, 540168, 613712, 742731, 920568, 990308, 1080336, 1485462, 1841136, 1980616, 2723347, 2970924, 3961232, 5446694, 5941848, 8170041, 10893388, 11883696, 16340082, 21786776, 32680164, 43573552, 65360328, 130720656]

約数ペア:

[(1, 130720656), (2, 65360328), (3, 43573552), (4, 32680164), (6, 21786776), (8, 16340082), (11, 11883696), (12, 10893388), (16, 8170041), (22, 5941848), (24, 5446694), (33, 3961232), (44, 2970924), (48, 2723347), (66, 1980616), (71, 1841136), (88, 1485462), (121, 1080336), (132, 990308), (142, 920568), (176, 742731), (213, 613712), (242, 540168), (264, 495154), (284, 460284), (317, 412368), (363, 360112), (426, 306856), (484, 270084), (528, 247577), (568, 230142), (634, 206184), (726, 180056), (781, 167376), (852, 153428), (951, 137456), (968, 135042), (1136, 115071), (1268, 103092), (1452, 90028), (1562, 83688), (1704, 76714), (1902, 68728), (1936, 67521), (2343, 55792), (2536, 51546), (2904, 45014), (3124, 41844), (3408, 38357), (3487, 37488), (3804, 34364), (4686, 27896), (5072, 25773), (5808, 22507), (6248, 20922), (6974, 18744), (7608, 17182), (8591, 15216), (9372, 13948), (10461, 12496)]