67788640

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 167650560

約数和(自身を除く): 99861920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 59, 80, 86, 118, 160, 167, 172, 215, 236, 295, 334, 344, 430, 472, 590, 668, 688, 835, 860, 944, 1180, 1336, 1376, 1670, 1720, 1888, 2360, 2537, 2672, 3340, 3440, 4720, 5074, 5344, 6680, 6880, 7181, 9440, 9853, 10148, 12685, 13360, 14362, 19706, 20296, 25370, 26720, 28724, 35905, 39412, 40592, 49265, 50740, 57448, 71810, 78824, 81184, 98530, 101480, 114896, 143620, 157648, 197060, 202960, 229792, 287240, 315296, 394120, 405920, 423679, 574480, 788240, 847358, 1148960, 1576480, 1694716, 2118395, 3389432, 4236790, 6778864, 8473580, 13557728, 16947160, 33894320, 67788640]

約数ペア:

[(1, 67788640), (2, 33894320), (4, 16947160), (5, 13557728), (8, 8473580), (10, 6778864), (16, 4236790), (20, 3389432), (32, 2118395), (40, 1694716), (43, 1576480), (59, 1148960), (80, 847358), (86, 788240), (118, 574480), (160, 423679), (167, 405920), (172, 394120), (215, 315296), (236, 287240), (295, 229792), (334, 202960), (344, 197060), (430, 157648), (472, 143620), (590, 114896), (668, 101480), (688, 98530), (835, 81184), (860, 78824), (944, 71810), (1180, 57448), (1336, 50740), (1376, 49265), (1670, 40592), (1720, 39412), (1888, 35905), (2360, 28724), (2537, 26720), (2672, 25370), (3340, 20296), (3440, 19706), (4720, 14362), (5074, 13360), (5344, 12685), (6680, 10148), (6880, 9853), (7181, 9440)]