81924240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{967}}^1$

素因数の和:1336

約数の個数: 80

約数和(自身を含む): 254947968

約数和(自身を除く): 173023728

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, 967, 1059, 1412, 1765, 1934, 2118, 2824, 2901, 3530, 3868, 4236, 4835, 5295, 5648, 5802, 7060, 7736, 8472, 9670, 10590, 11604, 14120, 14505, 15472, 16944, 19340, 21180, 23208, 28240, 29010, 38680, 42360, 46416, 58020, 77360, 84720, 116040, 232080, 341351, 682702, 1024053, 1365404, 1706755, 2048106, 2730808, 3413510, 4096212, 5120265, 5461616, 6827020, 8192424, 10240530, 13654040, 16384848, 20481060, 27308080, 40962120, 81924240]

約数ペア:

[(1, 81924240), (2, 40962120), (3, 27308080), (4, 20481060), (5, 16384848), (6, 13654040), (8, 10240530), (10, 8192424), (12, 6827020), (15, 5461616), (16, 5120265), (20, 4096212), (24, 3413510), (30, 2730808), (40, 2048106), (48, 1706755), (60, 1365404), (80, 1024053), (120, 682702), (240, 341351), (353, 232080), (706, 116040), (967, 84720), (1059, 77360), (1412, 58020), (1765, 46416), (1934, 42360), (2118, 38680), (2824, 29010), (2901, 28240), (3530, 23208), (3868, 21180), (4236, 19340), (4835, 16944), (5295, 15472), (5648, 14505), (5802, 14120), (7060, 11604), (7736, 10590), (8472, 9670)]