1020236415

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 1950842880

約数和(自身を除く): 930606465

約数列:

[1, 3, 5, 11, 15, 23, 33, 41, 55, 69, 79, 83, 115, 123, 165, 205, 237, 249, 253, 345, 395, 415, 451, 615, 759, 869, 913, 943, 1185, 1245, 1265, 1353, 1817, 1909, 2255, 2607, 2739, 2829, 3239, 3403, 3795, 4345, 4565, 4715, 5451, 5727, 6557, 6765, 9085, 9545, 9717, 10209, 10373, 13035, 13695, 14145, 16195, 17015, 19671, 19987, 20999, 27255, 28635, 31119, 32785, 35629, 37433, 48585, 51045, 51865, 59961, 62997, 72127, 74497, 78269, 98355, 99935, 104995, 106887, 112299, 150811, 155595, 178145, 187165, 216381, 223491, 234807, 268837, 299805, 314985, 360635, 372485, 391345, 452433, 534435, 561495, 754055, 806511, 819467, 860959, 1081905, 1117455, 1174035, 1344185, 1658921, 2262165, 2458401, 2582877, 2957207, 4032555, 4097335, 4304795, 4976763, 6183251, 8294605, 8871621, 12292005, 12914385, 14786035, 18549753, 24883815, 30916255, 44358105, 68015761, 92748765, 204047283, 340078805, 1020236415]

約数ペア:

[(1, 1020236415), (3, 340078805), (5, 204047283), (11, 92748765), (15, 68015761), (23, 44358105), (33, 30916255), (41, 24883815), (55, 18549753), (69, 14786035), (79, 12914385), (83, 12292005), (115, 8871621), (123, 8294605), (165, 6183251), (205, 4976763), (237, 4304795), (249, 4097335), (253, 4032555), (345, 2957207), (395, 2582877), (415, 2458401), (451, 2262165), (615, 1658921), (759, 1344185), (869, 1174035), (913, 1117455), (943, 1081905), (1185, 860959), (1245, 819467), (1265, 806511), (1353, 754055), (1817, 561495), (1909, 534435), (2255, 452433), (2607, 391345), (2739, 372485), (2829, 360635), (3239, 314985), (3403, 299805), (3795, 268837), (4345, 234807), (4565, 223491), (4715, 216381), (5451, 187165), (5727, 178145), (6557, 155595), (6765, 150811), (9085, 112299), (9545, 106887), (9717, 104995), (10209, 99935), (10373, 98355), (13035, 78269), (13695, 74497), (14145, 72127), (16195, 62997), (17015, 59961), (19671, 51865), (19987, 51045), (20999, 48585), (27255, 37433), (28635, 35629), (31119, 32785)]