76984880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:547

約数の個数: 120

約数和(自身を含む): 213736320

約数和(自身を除く): 136751440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 479, 490, 560, 574, 656, 784, 820, 958, 980, 1148, 1435, 1640, 1916, 1960, 2009, 2296, 2395, 2870, 3280, 3353, 3832, 3920, 4018, 4592, 4790, 5740, 6706, 7664, 8036, 9580, 10045, 11480, 13412, 16072, 16765, 19160, 19639, 20090, 22960, 23471, 26824, 32144, 33530, 38320, 39278, 40180, 46942, 53648, 67060, 78556, 80360, 93884, 98195, 117355, 134120, 137473, 157112, 160720, 187768, 196390, 234710, 268240, 274946, 314224, 375536, 392780, 469420, 549892, 687365, 785560, 938840, 962311, 1099784, 1374730, 1571120, 1877680, 1924622, 2199568, 2749460, 3849244, 4811555, 5498920, 7698488, 9623110, 10997840, 15396976, 19246220, 38492440, 76984880]

約数ペア:

[(1, 76984880), (2, 38492440), (4, 19246220), (5, 15396976), (7, 10997840), (8, 9623110), (10, 7698488), (14, 5498920), (16, 4811555), (20, 3849244), (28, 2749460), (35, 2199568), (40, 1924622), (41, 1877680), (49, 1571120), (56, 1374730), (70, 1099784), (80, 962311), (82, 938840), (98, 785560), (112, 687365), (140, 549892), (164, 469420), (196, 392780), (205, 375536), (245, 314224), (280, 274946), (287, 268240), (328, 234710), (392, 196390), (410, 187768), (479, 160720), (490, 157112), (560, 137473), (574, 134120), (656, 117355), (784, 98195), (820, 93884), (958, 80360), (980, 78556), (1148, 67060), (1435, 53648), (1640, 46942), (1916, 40180), (1960, 39278), (2009, 38320), (2296, 33530), (2395, 32144), (2870, 26824), (3280, 23471), (3353, 22960), (3832, 20090), (3920, 19639), (4018, 19160), (4592, 16765), (4790, 16072), (5740, 13412), (6706, 11480), (7664, 10045), (8036, 9580)]