256468992

素因数分解:

$2^{11}\times 3^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1$

素因数の和:83

約数の個数: 192

約数和(自身を含む): 779688000

約数和(自身を除く): 523219008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 76, 78, 96, 104, 114, 128, 152, 156, 169, 192, 208, 228, 247, 256, 304, 312, 338, 384, 416, 456, 494, 507, 512, 608, 624, 676, 741, 768, 832, 912, 988, 1014, 1024, 1216, 1248, 1352, 1482, 1536, 1664, 1824, 1976, 2028, 2048, 2197, 2432, 2496, 2704, 2964, 3072, 3211, 3328, 3648, 3952, 4056, 4394, 4864, 4992, 5408, 5928, 6144, 6422, 6591, 6656, 7296, 7904, 8112, 8788, 9633, 9728, 9984, 10816, 11856, 12844, 13182, 13312, 14592, 15808, 16224, 17576, 19266, 19456, 19968, 21632, 23712, 25688, 26364, 26624, 29184, 31616, 32448, 35152, 38532, 38912, 39936, 41743, 43264, 47424, 51376, 52728, 58368, 63232, 64896, 70304, 77064, 79872, 83486, 86528, 94848, 102752, 105456, 116736, 125229, 126464, 129792, 140608, 154128, 166972, 173056, 189696, 205504, 210912, 250458, 252928, 259584, 281216, 308256, 333944, 346112, 379392, 411008, 421824, 500916, 505856, 519168, 562432, 616512, 667888, 758784, 822016, 843648, 1001832, 1038336, 1124864, 1233024, 1335776, 1517568, 1644032, 1687296, 2003664, 2249728, 2466048, 2671552, 3288064, 3374592, 4007328, 4499456, 4932096, 5343104, 6576128, 6749184, 8014656, 9864192, 10686208, 13498368, 16029312, 19728384, 21372416, 32058624, 42744832, 64117248, 85489664, 128234496, 256468992]

約数ペア:

[(1, 256468992), (2, 128234496), (3, 85489664), (4, 64117248), (6, 42744832), (8, 32058624), (12, 21372416), (13, 19728384), (16, 16029312), (19, 13498368), (24, 10686208), (26, 9864192), (32, 8014656), (38, 6749184), (39, 6576128), (48, 5343104), (52, 4932096), (57, 4499456), (64, 4007328), (76, 3374592), (78, 3288064), (96, 2671552), (104, 2466048), (114, 2249728), (128, 2003664), (152, 1687296), (156, 1644032), (169, 1517568), (192, 1335776), (208, 1233024), (228, 1124864), (247, 1038336), (256, 1001832), (304, 843648), (312, 822016), (338, 758784), (384, 667888), (416, 616512), (456, 562432), (494, 519168), (507, 505856), (512, 500916), (608, 421824), (624, 411008), (676, 379392), (741, 346112), (768, 333944), (832, 308256), (912, 281216), (988, 259584), (1014, 252928), (1024, 250458), (1216, 210912), (1248, 205504), (1352, 189696), (1482, 173056), (1536, 166972), (1664, 154128), (1824, 140608), (1976, 129792), (2028, 126464), (2048, 125229), (2197, 116736), (2432, 105456), (2496, 102752), (2704, 94848), (2964, 86528), (3072, 83486), (3211, 79872), (3328, 77064), (3648, 70304), (3952, 64896), (4056, 63232), (4394, 58368), (4864, 52728), (4992, 51376), (5408, 47424), (5928, 43264), (6144, 41743), (6422, 39936), (6591, 38912), (6656, 38532), (7296, 35152), (7904, 32448), (8112, 31616), (8788, 29184), (9633, 26624), (9728, 26364), (9984, 25688), (10816, 23712), (11856, 21632), (12844, 19968), (13182, 19456), (13312, 19266), (14592, 17576), (15808, 16224)]