1920751488

素因数分解:

$2^7\times 3^3\times {\mathrm{647}}^1\times {\mathrm{859}}^1$

素因数の和:1529

約数の個数: 128

約数和(自身を含む): 5684256000

約数和(自身を除く): 3763504512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 647, 859, 864, 1152, 1294, 1718, 1728, 1941, 2577, 2588, 3436, 3456, 3882, 5154, 5176, 5823, 6872, 7731, 7764, 10308, 10352, 11646, 13744, 15462, 15528, 17469, 20616, 20704, 23193, 23292, 27488, 30924, 31056, 34938, 41232, 41408, 46386, 46584, 54976, 61848, 62112, 69876, 82464, 82816, 92772, 93168, 109952, 123696, 124224, 139752, 164928, 185544, 186336, 247392, 248448, 279504, 329856, 371088, 372672, 494784, 555773, 559008, 742176, 745344, 989568, 1111546, 1118016, 1484352, 1667319, 2223092, 2236032, 2968704, 3334638, 4446184, 5001957, 6669276, 8892368, 10003914, 13338552, 15005871, 17784736, 20007828, 26677104, 30011742, 35569472, 40015656, 53354208, 60023484, 71138944, 80031312, 106708416, 120046968, 160062624, 213416832, 240093936, 320125248, 480187872, 640250496, 960375744, 1920751488]

約数ペア:

[(1, 1920751488), (2, 960375744), (3, 640250496), (4, 480187872), (6, 320125248), (8, 240093936), (9, 213416832), (12, 160062624), (16, 120046968), (18, 106708416), (24, 80031312), (27, 71138944), (32, 60023484), (36, 53354208), (48, 40015656), (54, 35569472), (64, 30011742), (72, 26677104), (96, 20007828), (108, 17784736), (128, 15005871), (144, 13338552), (192, 10003914), (216, 8892368), (288, 6669276), (384, 5001957), (432, 4446184), (576, 3334638), (647, 2968704), (859, 2236032), (864, 2223092), (1152, 1667319), (1294, 1484352), (1718, 1118016), (1728, 1111546), (1941, 989568), (2577, 745344), (2588, 742176), (3436, 559008), (3456, 555773), (3882, 494784), (5154, 372672), (5176, 371088), (5823, 329856), (6872, 279504), (7731, 248448), (7764, 247392), (10308, 186336), (10352, 185544), (11646, 164928), (13744, 139752), (15462, 124224), (15528, 123696), (17469, 109952), (20616, 93168), (20704, 92772), (23193, 82816), (23292, 82464), (27488, 69876), (30924, 62112), (31056, 61848), (34938, 54976), (41232, 46584), (41408, 46386)]