399526656

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:538

約数の個数: 144

約数和(自身を含む): 1144378368

約数和(自身を除く): 744851712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 71, 96, 102, 128, 136, 142, 192, 204, 213, 256, 272, 284, 384, 408, 426, 431, 544, 568, 768, 816, 852, 862, 1088, 1136, 1207, 1293, 1632, 1704, 1724, 2176, 2272, 2414, 2586, 3264, 3408, 3448, 3621, 4352, 4544, 4828, 5172, 6528, 6816, 6896, 7242, 7327, 9088, 9656, 10344, 13056, 13632, 13792, 14484, 14654, 18176, 19312, 20688, 21981, 27264, 27584, 28968, 29308, 30601, 38624, 41376, 43962, 54528, 55168, 57936, 58616, 61202, 77248, 82752, 87924, 91803, 110336, 115872, 117232, 122404, 154496, 165504, 175848, 183606, 231744, 234464, 244808, 308992, 331008, 351696, 367212, 463488, 468928, 489616, 520217, 703392, 734424, 926976, 937856, 979232, 1040434, 1406784, 1468848, 1560651, 1875712, 1958464, 2080868, 2813568, 2937696, 3121302, 3916928, 4161736, 5627136, 5875392, 6242604, 7833856, 8323472, 11750784, 12485208, 16646944, 23501568, 24970416, 33293888, 49940832, 66587776, 99881664, 133175552, 199763328, 399526656]

約数ペア:

[(1, 399526656), (2, 199763328), (3, 133175552), (4, 99881664), (6, 66587776), (8, 49940832), (12, 33293888), (16, 24970416), (17, 23501568), (24, 16646944), (32, 12485208), (34, 11750784), (48, 8323472), (51, 7833856), (64, 6242604), (68, 5875392), (71, 5627136), (96, 4161736), (102, 3916928), (128, 3121302), (136, 2937696), (142, 2813568), (192, 2080868), (204, 1958464), (213, 1875712), (256, 1560651), (272, 1468848), (284, 1406784), (384, 1040434), (408, 979232), (426, 937856), (431, 926976), (544, 734424), (568, 703392), (768, 520217), (816, 489616), (852, 468928), (862, 463488), (1088, 367212), (1136, 351696), (1207, 331008), (1293, 308992), (1632, 244808), (1704, 234464), (1724, 231744), (2176, 183606), (2272, 175848), (2414, 165504), (2586, 154496), (3264, 122404), (3408, 117232), (3448, 115872), (3621, 110336), (4352, 91803), (4544, 87924), (4828, 82752), (5172, 77248), (6528, 61202), (6816, 58616), (6896, 57936), (7242, 55168), (7327, 54528), (9088, 43962), (9656, 41376), (10344, 38624), (13056, 30601), (13632, 29308), (13792, 28968), (14484, 27584), (14654, 27264), (18176, 21981), (19312, 20688)]