79740080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:235

約数の個数: 160

約数和(自身を含む): 227985408

約数和(自身を除く): 148245328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 41, 46, 56, 70, 80, 82, 92, 112, 115, 140, 151, 161, 164, 184, 205, 230, 280, 287, 302, 322, 328, 368, 410, 460, 560, 574, 604, 644, 656, 755, 805, 820, 920, 943, 1057, 1148, 1208, 1288, 1435, 1510, 1610, 1640, 1840, 1886, 2114, 2296, 2416, 2576, 2870, 3020, 3220, 3280, 3473, 3772, 4228, 4592, 4715, 5285, 5740, 6040, 6191, 6440, 6601, 6946, 7544, 8456, 9430, 10570, 11480, 12080, 12382, 12880, 13202, 13892, 15088, 16912, 17365, 18860, 21140, 22960, 24311, 24764, 26404, 27784, 30955, 33005, 34730, 37720, 42280, 43337, 48622, 49528, 52808, 55568, 61910, 66010, 69460, 75440, 84560, 86674, 97244, 99056, 105616, 121555, 123820, 132020, 138920, 142393, 173348, 194488, 216685, 243110, 247640, 264040, 277840, 284786, 346696, 388976, 433370, 486220, 495280, 528080, 569572, 693392, 711965, 866740, 972440, 996751, 1139144, 1423930, 1733480, 1944880, 1993502, 2278288, 2847860, 3466960, 3987004, 4983755, 5695720, 7974008, 9967510, 11391440, 15948016, 19935020, 39870040, 79740080]

約数ペア:

[(1, 79740080), (2, 39870040), (4, 19935020), (5, 15948016), (7, 11391440), (8, 9967510), (10, 7974008), (14, 5695720), (16, 4983755), (20, 3987004), (23, 3466960), (28, 2847860), (35, 2278288), (40, 1993502), (41, 1944880), (46, 1733480), (56, 1423930), (70, 1139144), (80, 996751), (82, 972440), (92, 866740), (112, 711965), (115, 693392), (140, 569572), (151, 528080), (161, 495280), (164, 486220), (184, 433370), (205, 388976), (230, 346696), (280, 284786), (287, 277840), (302, 264040), (322, 247640), (328, 243110), (368, 216685), (410, 194488), (460, 173348), (560, 142393), (574, 138920), (604, 132020), (644, 123820), (656, 121555), (755, 105616), (805, 99056), (820, 97244), (920, 86674), (943, 84560), (1057, 75440), (1148, 69460), (1208, 66010), (1288, 61910), (1435, 55568), (1510, 52808), (1610, 49528), (1640, 48622), (1840, 43337), (1886, 42280), (2114, 37720), (2296, 34730), (2416, 33005), (2576, 30955), (2870, 27784), (3020, 26404), (3220, 24764), (3280, 24311), (3473, 22960), (3772, 21140), (4228, 18860), (4592, 17365), (4715, 16912), (5285, 15088), (5740, 13892), (6040, 13202), (6191, 12880), (6440, 12382), (6601, 12080), (6946, 11480), (7544, 10570), (8456, 9430)]