1878461144

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{2389}}^1$

素因数の和:3160

約数の個数: 64

約数和(自身を含む): 4244640000

約数和(自身を除く): 2366178856

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 739, 1064, 1478, 2389, 2956, 4778, 5173, 5912, 9556, 10346, 14041, 16723, 19112, 20692, 28082, 33446, 41384, 45391, 56164, 66892, 90782, 98287, 112328, 133784, 181564, 196574, 317737, 363128, 393148, 635474, 786296, 1270948, 1765471, 2541896, 3530942, 7061884, 12358297, 14123768, 24716594, 33543949, 49433188, 67087898, 98866376, 134175796, 234807643, 268351592, 469615286, 939230572, 1878461144]

約数ペア:

[(1, 1878461144), (2, 939230572), (4, 469615286), (7, 268351592), (8, 234807643), (14, 134175796), (19, 98866376), (28, 67087898), (38, 49433188), (56, 33543949), (76, 24716594), (133, 14123768), (152, 12358297), (266, 7061884), (532, 3530942), (739, 2541896), (1064, 1765471), (1478, 1270948), (2389, 786296), (2956, 635474), (4778, 393148), (5173, 363128), (5912, 317737), (9556, 196574), (10346, 181564), (14041, 133784), (16723, 112328), (19112, 98287), (20692, 90782), (28082, 66892), (33446, 56164), (41384, 45391)]