15720936

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 50319360

約数和(自身を除く): 34598424

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 47, 56, 66, 77, 84, 88, 94, 132, 141, 154, 168, 181, 188, 231, 264, 282, 308, 329, 362, 376, 462, 517, 543, 564, 616, 658, 724, 924, 987, 1034, 1086, 1128, 1267, 1316, 1448, 1551, 1848, 1974, 1991, 2068, 2172, 2534, 2632, 3102, 3619, 3801, 3948, 3982, 4136, 4344, 5068, 5973, 6204, 7238, 7602, 7896, 7964, 8507, 10136, 10857, 11946, 12408, 13937, 14476, 15204, 15928, 17014, 21714, 23892, 25521, 27874, 28952, 30408, 34028, 41811, 43428, 47784, 51042, 55748, 59549, 68056, 83622, 86856, 93577, 102084, 111496, 119098, 167244, 178647, 187154, 204168, 238196, 280731, 334488, 357294, 374308, 476392, 561462, 655039, 714588, 748616, 1122924, 1310078, 1429176, 1965117, 2245848, 2620156, 3930234, 5240312, 7860468, 15720936]

約数ペア:

[(1, 15720936), (2, 7860468), (3, 5240312), (4, 3930234), (6, 2620156), (7, 2245848), (8, 1965117), (11, 1429176), (12, 1310078), (14, 1122924), (21, 748616), (22, 714588), (24, 655039), (28, 561462), (33, 476392), (42, 374308), (44, 357294), (47, 334488), (56, 280731), (66, 238196), (77, 204168), (84, 187154), (88, 178647), (94, 167244), (132, 119098), (141, 111496), (154, 102084), (168, 93577), (181, 86856), (188, 83622), (231, 68056), (264, 59549), (282, 55748), (308, 51042), (329, 47784), (362, 43428), (376, 41811), (462, 34028), (517, 30408), (543, 28952), (564, 27874), (616, 25521), (658, 23892), (724, 21714), (924, 17014), (987, 15928), (1034, 15204), (1086, 14476), (1128, 13937), (1267, 12408), (1316, 11946), (1448, 10857), (1551, 10136), (1848, 8507), (1974, 7964), (1991, 7896), (2068, 7602), (2172, 7238), (2534, 6204), (2632, 5973), (3102, 5068), (3619, 4344), (3801, 4136), (3948, 3982)]