82771440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{977}}^1$

素因数の和:1346

約数の個数: 80

約数和(自身を含む): 257581728

約数和(自身を除く): 174810288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 353, 706, 977, 1059, 1412, 1765, 1954, 2118, 2824, 2931, 3530, 3908, 4236, 4885, 5295, 5648, 5862, 7060, 7816, 8472, 9770, 10590, 11724, 14120, 14655, 15632, 16944, 19540, 21180, 23448, 28240, 29310, 39080, 42360, 46896, 58620, 78160, 84720, 117240, 234480, 344881, 689762, 1034643, 1379524, 1724405, 2069286, 2759048, 3448810, 4138572, 5173215, 5518096, 6897620, 8277144, 10346430, 13795240, 16554288, 20692860, 27590480, 41385720, 82771440]

約数ペア:

[(1, 82771440), (2, 41385720), (3, 27590480), (4, 20692860), (5, 16554288), (6, 13795240), (8, 10346430), (10, 8277144), (12, 6897620), (15, 5518096), (16, 5173215), (20, 4138572), (24, 3448810), (30, 2759048), (40, 2069286), (48, 1724405), (60, 1379524), (80, 1034643), (120, 689762), (240, 344881), (353, 234480), (706, 117240), (977, 84720), (1059, 78160), (1412, 58620), (1765, 46896), (1954, 42360), (2118, 39080), (2824, 29310), (2931, 28240), (3530, 23448), (3908, 21180), (4236, 19540), (4885, 16944), (5295, 15632), (5648, 14655), (5862, 14120), (7060, 11724), (7816, 10590), (8472, 9770)]