131498784

素因数分解:

$2^5\times 3^2\times {\mathrm{563}}^1\times {\mathrm{811}}^1$

素因数の和:1390

約数の個数: 72

約数和(自身を含む): 375075792

約数和(自身を除く): 243577008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 563, 811, 1126, 1622, 1689, 2252, 2433, 3244, 3378, 4504, 4866, 5067, 6488, 6756, 7299, 9008, 9732, 10134, 12976, 13512, 14598, 18016, 19464, 20268, 25952, 27024, 29196, 38928, 40536, 54048, 58392, 77856, 81072, 116784, 162144, 233568, 456593, 913186, 1369779, 1826372, 2739558, 3652744, 4109337, 5479116, 7305488, 8218674, 10958232, 14610976, 16437348, 21916464, 32874696, 43832928, 65749392, 131498784]

約数ペア:

[(1, 131498784), (2, 65749392), (3, 43832928), (4, 32874696), (6, 21916464), (8, 16437348), (9, 14610976), (12, 10958232), (16, 8218674), (18, 7305488), (24, 5479116), (32, 4109337), (36, 3652744), (48, 2739558), (72, 1826372), (96, 1369779), (144, 913186), (288, 456593), (563, 233568), (811, 162144), (1126, 116784), (1622, 81072), (1689, 77856), (2252, 58392), (2433, 54048), (3244, 40536), (3378, 38928), (4504, 29196), (4866, 27024), (5067, 25952), (6488, 20268), (6756, 19464), (7299, 18016), (9008, 14598), (9732, 13512), (10134, 12976)]