86977920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:620

約数の個数: 128

約数和(自身を含む): 280908000

約数和(自身を除く): 193930080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 240, 267, 320, 356, 384, 445, 480, 509, 534, 640, 712, 890, 960, 1018, 1068, 1335, 1424, 1527, 1780, 1920, 2036, 2136, 2545, 2670, 2848, 3054, 3560, 4072, 4272, 5090, 5340, 5696, 6108, 7120, 7635, 8144, 8544, 10180, 10680, 11392, 12216, 14240, 15270, 16288, 17088, 20360, 21360, 24432, 28480, 30540, 32576, 34176, 40720, 42720, 45301, 48864, 56960, 61080, 65152, 81440, 85440, 90602, 97728, 122160, 135903, 162880, 170880, 181204, 195456, 226505, 244320, 271806, 325760, 362408, 453010, 488640, 543612, 679515, 724816, 906020, 977280, 1087224, 1359030, 1449632, 1812040, 2174448, 2718060, 2899264, 3624080, 4348896, 5436120, 5798528, 7248160, 8697792, 10872240, 14496320, 17395584, 21744480, 28992640, 43488960, 86977920]

約数ペア:

[(1, 86977920), (2, 43488960), (3, 28992640), (4, 21744480), (5, 17395584), (6, 14496320), (8, 10872240), (10, 8697792), (12, 7248160), (15, 5798528), (16, 5436120), (20, 4348896), (24, 3624080), (30, 2899264), (32, 2718060), (40, 2174448), (48, 1812040), (60, 1449632), (64, 1359030), (80, 1087224), (89, 977280), (96, 906020), (120, 724816), (128, 679515), (160, 543612), (178, 488640), (192, 453010), (240, 362408), (267, 325760), (320, 271806), (356, 244320), (384, 226505), (445, 195456), (480, 181204), (509, 170880), (534, 162880), (640, 135903), (712, 122160), (890, 97728), (960, 90602), (1018, 85440), (1068, 81440), (1335, 65152), (1424, 61080), (1527, 56960), (1780, 48864), (1920, 45301), (2036, 42720), (2136, 40720), (2545, 34176), (2670, 32576), (2848, 30540), (3054, 28480), (3560, 24432), (4072, 21360), (4272, 20360), (5090, 17088), (5340, 16288), (5696, 15270), (6108, 14240), (7120, 12216), (7635, 11392), (8144, 10680), (8544, 10180)]