15987744

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1350

約数の個数: 72

約数和(自身を含む): 46558512

約数和(自身を除く): 30570768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1291, 1376, 1548, 2064, 2582, 3096, 3873, 4128, 5164, 6192, 7746, 10328, 11619, 12384, 15492, 20656, 23238, 30984, 41312, 46476, 55513, 61968, 92952, 111026, 123936, 166539, 185904, 222052, 333078, 371808, 444104, 499617, 666156, 888208, 999234, 1332312, 1776416, 1998468, 2664624, 3996936, 5329248, 7993872, 15987744]

約数ペア:

[(1, 15987744), (2, 7993872), (3, 5329248), (4, 3996936), (6, 2664624), (8, 1998468), (9, 1776416), (12, 1332312), (16, 999234), (18, 888208), (24, 666156), (32, 499617), (36, 444104), (43, 371808), (48, 333078), (72, 222052), (86, 185904), (96, 166539), (129, 123936), (144, 111026), (172, 92952), (258, 61968), (288, 55513), (344, 46476), (387, 41312), (516, 30984), (688, 23238), (774, 20656), (1032, 15492), (1291, 12384), (1376, 11619), (1548, 10328), (2064, 7746), (2582, 6192), (3096, 5164), (3873, 4128)]