389433408

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:785

約数の個数: 224

約数和(自身を含む): 1310883840

約数和(自身を除く): 921450432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 32, 39, 42, 48, 52, 56, 62, 64, 78, 84, 91, 93, 96, 104, 112, 124, 156, 168, 182, 186, 192, 208, 217, 224, 248, 273, 312, 336, 364, 372, 403, 416, 434, 448, 496, 546, 624, 651, 672, 719, 728, 744, 806, 832, 868, 992, 1092, 1209, 1248, 1302, 1344, 1438, 1456, 1488, 1612, 1736, 1984, 2157, 2184, 2418, 2496, 2604, 2821, 2876, 2912, 2976, 3224, 3472, 4314, 4368, 4836, 5033, 5208, 5642, 5752, 5824, 5952, 6448, 6944, 8463, 8628, 8736, 9347, 9672, 10066, 10416, 11284, 11504, 12896, 13888, 15099, 16926, 17256, 17472, 18694, 19344, 20132, 20832, 22289, 22568, 23008, 25792, 28041, 30198, 33852, 34512, 37388, 38688, 40264, 41664, 44578, 45136, 46016, 56082, 60396, 65429, 66867, 67704, 69024, 74776, 77376, 80528, 89156, 90272, 112164, 120792, 130858, 133734, 135408, 138048, 149552, 156023, 161056, 178312, 180544, 196287, 224328, 241584, 261716, 267468, 270816, 289757, 299104, 312046, 322112, 356624, 392574, 448656, 468069, 483168, 523432, 534936, 541632, 579514, 598208, 624092, 713248, 785148, 869271, 897312, 936138, 966336, 1046864, 1069872, 1159028, 1248184, 1426496, 1570296, 1738542, 1794624, 1872276, 2028299, 2093728, 2139744, 2318056, 2496368, 3140592, 3477084, 3744552, 4056598, 4187456, 4279488, 4636112, 4992736, 6084897, 6281184, 6954168, 7489104, 8113196, 9272224, 9985472, 12169794, 12562368, 13908336, 14978208, 16226392, 18544448, 24339588, 27816672, 29956416, 32452784, 48679176, 55633344, 64905568, 97358352, 129811136, 194716704, 389433408]

約数ペア:

[(1, 389433408), (2, 194716704), (3, 129811136), (4, 97358352), (6, 64905568), (7, 55633344), (8, 48679176), (12, 32452784), (13, 29956416), (14, 27816672), (16, 24339588), (21, 18544448), (24, 16226392), (26, 14978208), (28, 13908336), (31, 12562368), (32, 12169794), (39, 9985472), (42, 9272224), (48, 8113196), (52, 7489104), (56, 6954168), (62, 6281184), (64, 6084897), (78, 4992736), (84, 4636112), (91, 4279488), (93, 4187456), (96, 4056598), (104, 3744552), (112, 3477084), (124, 3140592), (156, 2496368), (168, 2318056), (182, 2139744), (186, 2093728), (192, 2028299), (208, 1872276), (217, 1794624), (224, 1738542), (248, 1570296), (273, 1426496), (312, 1248184), (336, 1159028), (364, 1069872), (372, 1046864), (403, 966336), (416, 936138), (434, 897312), (448, 869271), (496, 785148), (546, 713248), (624, 624092), (651, 598208), (672, 579514), (719, 541632), (728, 534936), (744, 523432), (806, 483168), (832, 468069), (868, 448656), (992, 392574), (1092, 356624), (1209, 322112), (1248, 312046), (1302, 299104), (1344, 289757), (1438, 270816), (1456, 267468), (1488, 261716), (1612, 241584), (1736, 224328), (1984, 196287), (2157, 180544), (2184, 178312), (2418, 161056), (2496, 156023), (2604, 149552), (2821, 138048), (2876, 135408), (2912, 133734), (2976, 130858), (3224, 120792), (3472, 112164), (4314, 90272), (4368, 89156), (4836, 80528), (5033, 77376), (5208, 74776), (5642, 69024), (5752, 67704), (5824, 66867), (5952, 65429), (6448, 60396), (6944, 56082), (8463, 46016), (8628, 45136), (8736, 44578), (9347, 41664), (9672, 40264), (10066, 38688), (10416, 37388), (11284, 34512), (11504, 33852), (12896, 30198), (13888, 28041), (15099, 25792), (16926, 23008), (17256, 22568), (17472, 22289), (18694, 20832), (19344, 20132)]