279918172

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 517104000

約数和(自身を除く): 237185828

約数列:

[1, 2, 4, 37, 74, 79, 89, 148, 158, 178, 269, 316, 356, 538, 1076, 2923, 3293, 5846, 6586, 7031, 9953, 11692, 13172, 14062, 19906, 21251, 23941, 28124, 39812, 42502, 47882, 85004, 95764, 260147, 520294, 786287, 885817, 1040588, 1572574, 1771634, 1891339, 3145148, 3543268, 3782678, 7565356, 69979543, 139959086, 279918172]

約数ペア:

[(1, 279918172), (2, 139959086), (4, 69979543), (37, 7565356), (74, 3782678), (79, 3543268), (89, 3145148), (148, 1891339), (158, 1771634), (178, 1572574), (269, 1040588), (316, 885817), (356, 786287), (538, 520294), (1076, 260147), (2923, 95764), (3293, 85004), (5846, 47882), (6586, 42502), (7031, 39812), (9953, 28124), (11692, 23941), (13172, 21251), (14062, 19906)]