1279852816

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{9311}}^1$

素因数の和:9412

約数の個数: 60

約数和(自身を含む): 2764323072

約数和(自身を除く): 1484470256

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 121, 142, 176, 242, 284, 484, 568, 781, 968, 1136, 1562, 1936, 3124, 6248, 8591, 9311, 12496, 17182, 18622, 34364, 37244, 68728, 74488, 102421, 137456, 148976, 204842, 409684, 661081, 819368, 1126631, 1322162, 1638736, 2253262, 2644324, 4506524, 5288648, 7271891, 9013048, 10577296, 14543782, 18026096, 29087564, 58175128, 79990801, 116350256, 159981602, 319963204, 639926408, 1279852816]

約数ペア:

[(1, 1279852816), (2, 639926408), (4, 319963204), (8, 159981602), (11, 116350256), (16, 79990801), (22, 58175128), (44, 29087564), (71, 18026096), (88, 14543782), (121, 10577296), (142, 9013048), (176, 7271891), (242, 5288648), (284, 4506524), (484, 2644324), (568, 2253262), (781, 1638736), (968, 1322162), (1136, 1126631), (1562, 819368), (1936, 661081), (3124, 409684), (6248, 204842), (8591, 148976), (9311, 137456), (12496, 102421), (17182, 74488), (18622, 68728), (34364, 37244)]