1978503296

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1051}}^1$

素因数の和:1274

約数の個数: 128

約数和(自身を含む): 4944568320

約数和(自身を除く): 2966065024

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 191, 224, 308, 352, 382, 448, 616, 704, 764, 896, 1051, 1232, 1337, 1408, 1528, 2101, 2102, 2464, 2674, 3056, 4202, 4204, 4928, 5348, 6112, 7357, 8404, 8408, 9856, 10696, 11561, 12224, 14707, 14714, 16808, 16816, 21392, 23122, 24448, 29414, 29428, 33616, 33632, 42784, 46244, 58828, 58856, 67232, 67264, 80927, 85568, 92488, 117656, 117712, 134464, 134528, 161854, 171136, 184976, 200741, 235312, 235424, 268928, 323708, 369952, 401482, 470624, 470848, 647416, 739904, 802964, 941248, 941696, 1294832, 1405187, 1479808, 1605928, 1882496, 2208151, 2589664, 2810374, 3211856, 4416302, 5179328, 5620748, 6423712, 8832604, 10358656, 11241496, 12847424, 15457057, 17665208, 22482992, 25694848, 30914114, 35330416, 44965984, 61828228, 70660832, 89931968, 123656456, 141321664, 179863936, 247312912, 282643328, 494625824, 989251648, 1978503296]

約数ペア:

[(1, 1978503296), (2, 989251648), (4, 494625824), (7, 282643328), (8, 247312912), (11, 179863936), (14, 141321664), (16, 123656456), (22, 89931968), (28, 70660832), (32, 61828228), (44, 44965984), (56, 35330416), (64, 30914114), (77, 25694848), (88, 22482992), (112, 17665208), (128, 15457057), (154, 12847424), (176, 11241496), (191, 10358656), (224, 8832604), (308, 6423712), (352, 5620748), (382, 5179328), (448, 4416302), (616, 3211856), (704, 2810374), (764, 2589664), (896, 2208151), (1051, 1882496), (1232, 1605928), (1337, 1479808), (1408, 1405187), (1528, 1294832), (2101, 941696), (2102, 941248), (2464, 802964), (2674, 739904), (3056, 647416), (4202, 470848), (4204, 470624), (4928, 401482), (5348, 369952), (6112, 323708), (7357, 268928), (8404, 235424), (8408, 235312), (9856, 200741), (10696, 184976), (11561, 171136), (12224, 161854), (14707, 134528), (14714, 134464), (16808, 117712), (16816, 117656), (21392, 92488), (23122, 85568), (24448, 80927), (29414, 67264), (29428, 67232), (33616, 58856), (33632, 58828), (42784, 46244)]