128440136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 271589760

約数和(自身を除く): 143149624

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 71, 88, 122, 142, 244, 284, 337, 488, 568, 671, 674, 781, 1342, 1348, 1562, 2684, 2696, 3124, 3707, 4331, 5368, 6248, 7414, 8662, 14828, 17324, 20557, 23927, 29656, 34648, 41114, 47641, 47854, 82228, 95282, 95708, 164456, 190564, 191416, 226127, 263197, 381128, 452254, 526394, 904508, 1052788, 1459547, 1809016, 2105576, 2919094, 5838188, 11676376, 16055017, 32110034, 64220068, 128440136]

約数ペア:

[(1, 128440136), (2, 64220068), (4, 32110034), (8, 16055017), (11, 11676376), (22, 5838188), (44, 2919094), (61, 2105576), (71, 1809016), (88, 1459547), (122, 1052788), (142, 904508), (244, 526394), (284, 452254), (337, 381128), (488, 263197), (568, 226127), (671, 191416), (674, 190564), (781, 164456), (1342, 95708), (1348, 95282), (1562, 82228), (2684, 47854), (2696, 47641), (3124, 41114), (3707, 34648), (4331, 29656), (5368, 23927), (6248, 20557), (7414, 17324), (8662, 14828)]