257739408

素因数分解:

$2^4\times 3^6\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1208

約数の個数: 140

約数和(自身を含む): 788796240

約数和(自身を除く): 531056832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 243, 304, 324, 342, 432, 456, 486, 513, 648, 684, 729, 912, 972, 1026, 1163, 1296, 1368, 1458, 1539, 1944, 2052, 2326, 2736, 2916, 3078, 3489, 3888, 4104, 4617, 4652, 5832, 6156, 6978, 8208, 9234, 9304, 10467, 11664, 12312, 13851, 13956, 18468, 18608, 20934, 22097, 24624, 27702, 27912, 31401, 36936, 41868, 44194, 55404, 55824, 62802, 66291, 73872, 83736, 88388, 94203, 110808, 125604, 132582, 167472, 176776, 188406, 198873, 221616, 251208, 265164, 282609, 353552, 376812, 397746, 502416, 530328, 565218, 596619, 753624, 795492, 847827, 1060656, 1130436, 1193238, 1507248, 1590984, 1695654, 1789857, 2260872, 2386476, 3181968, 3391308, 3579714, 4521744, 4772952, 5369571, 6782616, 7159428, 9545904, 10739142, 13565232, 14318856, 16108713, 21478284, 28637712, 32217426, 42956568, 64434852, 85913136, 128869704, 257739408]

約数ペア:

[(1, 257739408), (2, 128869704), (3, 85913136), (4, 64434852), (6, 42956568), (8, 32217426), (9, 28637712), (12, 21478284), (16, 16108713), (18, 14318856), (19, 13565232), (24, 10739142), (27, 9545904), (36, 7159428), (38, 6782616), (48, 5369571), (54, 4772952), (57, 4521744), (72, 3579714), (76, 3391308), (81, 3181968), (108, 2386476), (114, 2260872), (144, 1789857), (152, 1695654), (162, 1590984), (171, 1507248), (216, 1193238), (228, 1130436), (243, 1060656), (304, 847827), (324, 795492), (342, 753624), (432, 596619), (456, 565218), (486, 530328), (513, 502416), (648, 397746), (684, 376812), (729, 353552), (912, 282609), (972, 265164), (1026, 251208), (1163, 221616), (1296, 198873), (1368, 188406), (1458, 176776), (1539, 167472), (1944, 132582), (2052, 125604), (2326, 110808), (2736, 94203), (2916, 88388), (3078, 83736), (3489, 73872), (3888, 66291), (4104, 62802), (4617, 55824), (4652, 55404), (5832, 44194), (6156, 41868), (6978, 36936), (8208, 31401), (9234, 27912), (9304, 27702), (10467, 24624), (11664, 22097), (12312, 20934), (13851, 18608), (13956, 18468)]