247560544

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:529

約数の個数: 144

約数和(自身を含む): 639830016

約数和(自身を除く): 392269472

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 49, 56, 62, 77, 88, 98, 112, 124, 154, 176, 196, 217, 224, 248, 308, 341, 352, 392, 434, 463, 496, 539, 616, 682, 784, 868, 926, 992, 1078, 1232, 1364, 1519, 1568, 1736, 1852, 2156, 2387, 2464, 2728, 3038, 3241, 3472, 3704, 4312, 4774, 5093, 5456, 6076, 6482, 6944, 7408, 8624, 9548, 10186, 10912, 12152, 12964, 14353, 14816, 16709, 17248, 19096, 20372, 22687, 24304, 25928, 28706, 33418, 35651, 38192, 40744, 45374, 48608, 51856, 57412, 66836, 71302, 76384, 81488, 90748, 100471, 103712, 114824, 133672, 142604, 157883, 162976, 181496, 200942, 229648, 249557, 267344, 285208, 315766, 362992, 401884, 459296, 499114, 534688, 570416, 631532, 703297, 725984, 803768, 998228, 1105181, 1140832, 1263064, 1406594, 1607536, 1996456, 2210362, 2526128, 2813188, 3215072, 3992912, 4420724, 5052256, 5626376, 7736267, 7985824, 8841448, 11252752, 15472534, 17682896, 22505504, 30945068, 35365792, 61890136, 123780272, 247560544]

約数ペア:

[(1, 247560544), (2, 123780272), (4, 61890136), (7, 35365792), (8, 30945068), (11, 22505504), (14, 17682896), (16, 15472534), (22, 11252752), (28, 8841448), (31, 7985824), (32, 7736267), (44, 5626376), (49, 5052256), (56, 4420724), (62, 3992912), (77, 3215072), (88, 2813188), (98, 2526128), (112, 2210362), (124, 1996456), (154, 1607536), (176, 1406594), (196, 1263064), (217, 1140832), (224, 1105181), (248, 998228), (308, 803768), (341, 725984), (352, 703297), (392, 631532), (434, 570416), (463, 534688), (496, 499114), (539, 459296), (616, 401884), (682, 362992), (784, 315766), (868, 285208), (926, 267344), (992, 249557), (1078, 229648), (1232, 200942), (1364, 181496), (1519, 162976), (1568, 157883), (1736, 142604), (1852, 133672), (2156, 114824), (2387, 103712), (2464, 100471), (2728, 90748), (3038, 81488), (3241, 76384), (3472, 71302), (3704, 66836), (4312, 57412), (4774, 51856), (5093, 48608), (5456, 45374), (6076, 40744), (6482, 38192), (6944, 35651), (7408, 33418), (8624, 28706), (9548, 25928), (10186, 24304), (10912, 22687), (12152, 20372), (12964, 19096), (14353, 17248), (14816, 16709)]