311952256

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1084

約数の個数: 128

約数和(自身を含む): 800593920

約数和(自身を除く): 488641664

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 128, 154, 176, 217, 224, 248, 308, 341, 352, 434, 448, 496, 616, 682, 704, 868, 896, 992, 1021, 1232, 1364, 1408, 1736, 1984, 2042, 2387, 2464, 2728, 3472, 3968, 4084, 4774, 4928, 5456, 6944, 7147, 8168, 9548, 9856, 10912, 11231, 13888, 14294, 16336, 19096, 21824, 22462, 27776, 28588, 31651, 32672, 38192, 43648, 44924, 57176, 63302, 65344, 76384, 78617, 89848, 114352, 126604, 130688, 152768, 157234, 179696, 221557, 228704, 253208, 305536, 314468, 348161, 359392, 443114, 457408, 506416, 628936, 696322, 718784, 886228, 914816, 1012832, 1257872, 1392644, 1437568, 1772456, 2025664, 2437127, 2515744, 2785288, 3544912, 4051328, 4874254, 5031488, 5570576, 7089824, 9748508, 10062976, 11141152, 14179648, 19497016, 22282304, 28359296, 38994032, 44564608, 77988064, 155976128, 311952256]

約数ペア:

[(1, 311952256), (2, 155976128), (4, 77988064), (7, 44564608), (8, 38994032), (11, 28359296), (14, 22282304), (16, 19497016), (22, 14179648), (28, 11141152), (31, 10062976), (32, 9748508), (44, 7089824), (56, 5570576), (62, 5031488), (64, 4874254), (77, 4051328), (88, 3544912), (112, 2785288), (124, 2515744), (128, 2437127), (154, 2025664), (176, 1772456), (217, 1437568), (224, 1392644), (248, 1257872), (308, 1012832), (341, 914816), (352, 886228), (434, 718784), (448, 696322), (496, 628936), (616, 506416), (682, 457408), (704, 443114), (868, 359392), (896, 348161), (992, 314468), (1021, 305536), (1232, 253208), (1364, 228704), (1408, 221557), (1736, 179696), (1984, 157234), (2042, 152768), (2387, 130688), (2464, 126604), (2728, 114352), (3472, 89848), (3968, 78617), (4084, 76384), (4774, 65344), (4928, 63302), (5456, 57176), (6944, 44924), (7147, 43648), (8168, 38192), (9548, 32672), (9856, 31651), (10912, 28588), (11231, 27776), (13888, 22462), (14294, 21824), (16336, 19096)]