261313752

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:713

約数の個数: 128

約数和(自身を含む): 777807360

約数和(自身を除く): 516493608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 61, 84, 86, 122, 129, 168, 172, 183, 244, 258, 301, 344, 366, 427, 488, 516, 593, 602, 732, 854, 903, 1032, 1186, 1204, 1281, 1464, 1708, 1779, 1806, 2372, 2408, 2562, 2623, 3416, 3558, 3612, 4151, 4744, 5124, 5246, 7116, 7224, 7869, 8302, 10248, 10492, 12453, 14232, 15738, 16604, 18361, 20984, 24906, 25499, 31476, 33208, 36173, 36722, 49812, 50998, 55083, 62952, 72346, 73444, 76497, 99624, 101996, 108519, 110166, 144692, 146888, 152994, 178493, 203992, 217038, 220332, 253211, 289384, 305988, 356986, 434076, 440664, 506422, 535479, 611976, 713972, 759633, 868152, 1012844, 1070958, 1427944, 1519266, 1555439, 2025688, 2141916, 3038532, 3110878, 4283832, 4666317, 6077064, 6221756, 9332634, 10888073, 12443512, 18665268, 21776146, 32664219, 37330536, 43552292, 65328438, 87104584, 130656876, 261313752]

約数ペア:

[(1, 261313752), (2, 130656876), (3, 87104584), (4, 65328438), (6, 43552292), (7, 37330536), (8, 32664219), (12, 21776146), (14, 18665268), (21, 12443512), (24, 10888073), (28, 9332634), (42, 6221756), (43, 6077064), (56, 4666317), (61, 4283832), (84, 3110878), (86, 3038532), (122, 2141916), (129, 2025688), (168, 1555439), (172, 1519266), (183, 1427944), (244, 1070958), (258, 1012844), (301, 868152), (344, 759633), (366, 713972), (427, 611976), (488, 535479), (516, 506422), (593, 440664), (602, 434076), (732, 356986), (854, 305988), (903, 289384), (1032, 253211), (1186, 220332), (1204, 217038), (1281, 203992), (1464, 178493), (1708, 152994), (1779, 146888), (1806, 144692), (2372, 110166), (2408, 108519), (2562, 101996), (2623, 99624), (3416, 76497), (3558, 73444), (3612, 72346), (4151, 62952), (4744, 55083), (5124, 50998), (5246, 49812), (7116, 36722), (7224, 36173), (7869, 33208), (8302, 31476), (10248, 25499), (10492, 24906), (12453, 20984), (14232, 18361), (15738, 16604)]