158057240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{7643}}^1$

素因数の和:7712

約数の個数: 64

約数和(自身を含む): 396264960

約数和(自身を除く): 238207720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 5170, 7643, 10340, 15286, 20680, 30572, 38215, 61144, 76430, 84073, 152860, 168146, 305720, 336292, 359221, 420365, 672584, 718442, 840730, 1436884, 1681460, 1796105, 2873768, 3362920, 3592210, 3951431, 7184420, 7902862, 14368840, 15805724, 19757155, 31611448, 39514310, 79028620, 158057240]

約数ペア:

[(1, 158057240), (2, 79028620), (4, 39514310), (5, 31611448), (8, 19757155), (10, 15805724), (11, 14368840), (20, 7902862), (22, 7184420), (40, 3951431), (44, 3592210), (47, 3362920), (55, 2873768), (88, 1796105), (94, 1681460), (110, 1436884), (188, 840730), (220, 718442), (235, 672584), (376, 420365), (440, 359221), (470, 336292), (517, 305720), (940, 168146), (1034, 152860), (1880, 84073), (2068, 76430), (2585, 61144), (4136, 38215), (5170, 30572), (7643, 20680), (10340, 15286)]