161506156

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1467

約数の個数: 72

約数和(自身を含む): 357504000

約数和(自身を除く): 195997844

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 124, 133, 196, 217, 266, 434, 532, 589, 868, 931, 1178, 1399, 1519, 1862, 2356, 2798, 3038, 3724, 4123, 5596, 6076, 8246, 9793, 16492, 19586, 26581, 28861, 39172, 43369, 53162, 57722, 68551, 86738, 106324, 115444, 137102, 173476, 186067, 274204, 303583, 372134, 607166, 744268, 824011, 1214332, 1302469, 1648022, 2125081, 2604938, 3296044, 4250162, 5209876, 5768077, 8500324, 11536154, 23072308, 40376539, 80753078, 161506156]

約数ペア:

[(1, 161506156), (2, 80753078), (4, 40376539), (7, 23072308), (14, 11536154), (19, 8500324), (28, 5768077), (31, 5209876), (38, 4250162), (49, 3296044), (62, 2604938), (76, 2125081), (98, 1648022), (124, 1302469), (133, 1214332), (196, 824011), (217, 744268), (266, 607166), (434, 372134), (532, 303583), (589, 274204), (868, 186067), (931, 173476), (1178, 137102), (1399, 115444), (1519, 106324), (1862, 86738), (2356, 68551), (2798, 57722), (3038, 53162), (3724, 43369), (4123, 39172), (5596, 28861), (6076, 26581), (8246, 19586), (9793, 16492)]