256691904

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 224

約数和(自身を含む): 822423552

約数和(自身を除く): 565731648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 61, 62, 64, 84, 93, 96, 101, 112, 122, 124, 168, 183, 186, 192, 202, 217, 224, 244, 248, 303, 336, 366, 372, 404, 427, 434, 448, 488, 496, 606, 651, 672, 707, 732, 744, 808, 854, 868, 976, 992, 1212, 1281, 1302, 1344, 1414, 1464, 1488, 1616, 1708, 1736, 1891, 1952, 1984, 2121, 2424, 2562, 2604, 2828, 2928, 2976, 3131, 3232, 3416, 3472, 3782, 3904, 4242, 4848, 5124, 5208, 5656, 5673, 5856, 5952, 6161, 6262, 6464, 6832, 6944, 7564, 8484, 9393, 9696, 10248, 10416, 11312, 11346, 11712, 12322, 12524, 13237, 13664, 13888, 15128, 16968, 18483, 18786, 19392, 20496, 20832, 21917, 22624, 22692, 24644, 25048, 26474, 27328, 30256, 33936, 36966, 37572, 39711, 40992, 41664, 43127, 43834, 45248, 45384, 49288, 50096, 52948, 60512, 65751, 67872, 73932, 75144, 79422, 81984, 86254, 87668, 90768, 98576, 100192, 105896, 121024, 129381, 131502, 135744, 147864, 150288, 158844, 172508, 175336, 181536, 190991, 197152, 200384, 211792, 258762, 263004, 295728, 300576, 317688, 345016, 350672, 363072, 381982, 394304, 423584, 517524, 526008, 572973, 591456, 601152, 635376, 690032, 701344, 763964, 847168, 1035048, 1052016, 1145946, 1182912, 1270752, 1336937, 1380064, 1402688, 1527928, 2070096, 2104032, 2291892, 2541504, 2673874, 2760128, 3055856, 4010811, 4140192, 4208064, 4583784, 5347748, 6111712, 8021622, 8280384, 9167568, 10695496, 12223424, 16043244, 18335136, 21390992, 32086488, 36670272, 42781984, 64172976, 85563968, 128345952, 256691904]

約数ペア:

[(1, 256691904), (2, 128345952), (3, 85563968), (4, 64172976), (6, 42781984), (7, 36670272), (8, 32086488), (12, 21390992), (14, 18335136), (16, 16043244), (21, 12223424), (24, 10695496), (28, 9167568), (31, 8280384), (32, 8021622), (42, 6111712), (48, 5347748), (56, 4583784), (61, 4208064), (62, 4140192), (64, 4010811), (84, 3055856), (93, 2760128), (96, 2673874), (101, 2541504), (112, 2291892), (122, 2104032), (124, 2070096), (168, 1527928), (183, 1402688), (186, 1380064), (192, 1336937), (202, 1270752), (217, 1182912), (224, 1145946), (244, 1052016), (248, 1035048), (303, 847168), (336, 763964), (366, 701344), (372, 690032), (404, 635376), (427, 601152), (434, 591456), (448, 572973), (488, 526008), (496, 517524), (606, 423584), (651, 394304), (672, 381982), (707, 363072), (732, 350672), (744, 345016), (808, 317688), (854, 300576), (868, 295728), (976, 263004), (992, 258762), (1212, 211792), (1281, 200384), (1302, 197152), (1344, 190991), (1414, 181536), (1464, 175336), (1488, 172508), (1616, 158844), (1708, 150288), (1736, 147864), (1891, 135744), (1952, 131502), (1984, 129381), (2121, 121024), (2424, 105896), (2562, 100192), (2604, 98576), (2828, 90768), (2928, 87668), (2976, 86254), (3131, 81984), (3232, 79422), (3416, 75144), (3472, 73932), (3782, 67872), (3904, 65751), (4242, 60512), (4848, 52948), (5124, 50096), (5208, 49288), (5656, 45384), (5673, 45248), (5856, 43834), (5952, 43127), (6161, 41664), (6262, 40992), (6464, 39711), (6832, 37572), (6944, 36966), (7564, 33936), (8484, 30256), (9393, 27328), (9696, 26474), (10248, 25048), (10416, 24644), (11312, 22692), (11346, 22624), (11712, 21917), (12322, 20832), (12524, 20496), (13237, 19392), (13664, 18786), (13888, 18483), (15128, 16968)]