331358688

素因数分解:

$2^5\times 3^5\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1059

約数の個数: 144

約数和(自身を含む): 1000935936

約数和(自身を除く): 669577248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 72, 81, 86, 96, 108, 129, 144, 162, 172, 216, 243, 258, 288, 324, 344, 387, 432, 486, 516, 648, 688, 774, 864, 972, 991, 1032, 1161, 1296, 1376, 1548, 1944, 1982, 2064, 2322, 2592, 2973, 3096, 3483, 3888, 3964, 4128, 4644, 5946, 6192, 6966, 7776, 7928, 8919, 9288, 10449, 11892, 12384, 13932, 15856, 17838, 18576, 20898, 23784, 26757, 27864, 31712, 35676, 37152, 41796, 42613, 47568, 53514, 55728, 71352, 80271, 83592, 85226, 95136, 107028, 111456, 127839, 142704, 160542, 167184, 170452, 214056, 240813, 255678, 285408, 321084, 334368, 340904, 383517, 428112, 481626, 511356, 642168, 681808, 767034, 856224, 963252, 1022712, 1150551, 1284336, 1363616, 1534068, 1926504, 2045424, 2301102, 2568672, 3068136, 3451653, 3853008, 4090848, 4602204, 6136272, 6903306, 7706016, 9204408, 10354959, 12272544, 13806612, 18408816, 20709918, 27613224, 36817632, 41419836, 55226448, 82839672, 110452896, 165679344, 331358688]

約数ペア:

[(1, 331358688), (2, 165679344), (3, 110452896), (4, 82839672), (6, 55226448), (8, 41419836), (9, 36817632), (12, 27613224), (16, 20709918), (18, 18408816), (24, 13806612), (27, 12272544), (32, 10354959), (36, 9204408), (43, 7706016), (48, 6903306), (54, 6136272), (72, 4602204), (81, 4090848), (86, 3853008), (96, 3451653), (108, 3068136), (129, 2568672), (144, 2301102), (162, 2045424), (172, 1926504), (216, 1534068), (243, 1363616), (258, 1284336), (288, 1150551), (324, 1022712), (344, 963252), (387, 856224), (432, 767034), (486, 681808), (516, 642168), (648, 511356), (688, 481626), (774, 428112), (864, 383517), (972, 340904), (991, 334368), (1032, 321084), (1161, 285408), (1296, 255678), (1376, 240813), (1548, 214056), (1944, 170452), (1982, 167184), (2064, 160542), (2322, 142704), (2592, 127839), (2973, 111456), (3096, 107028), (3483, 95136), (3888, 85226), (3964, 83592), (4128, 80271), (4644, 71352), (5946, 55728), (6192, 53514), (6966, 47568), (7776, 42613), (7928, 41796), (8919, 37152), (9288, 35676), (10449, 31712), (11892, 27864), (12384, 26757), (13932, 23784), (15856, 20898), (17838, 18576)]