181810244

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 404337024

約数和(自身を除く): 222526780

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 103, 121, 154, 206, 242, 308, 412, 484, 521, 721, 847, 1042, 1133, 1442, 1694, 2084, 2266, 2884, 3388, 3647, 4532, 5731, 7294, 7931, 11462, 12463, 14588, 15862, 22924, 24926, 31724, 40117, 49852, 53663, 63041, 80234, 87241, 107326, 126082, 160468, 174482, 214652, 252164, 348964, 375641, 441287, 590293, 751282, 882574, 1180586, 1502564, 1765148, 2361172, 4132051, 6493223, 8264102, 12986446, 16528204, 25972892, 45452561, 90905122, 181810244]

約数ペア:

[(1, 181810244), (2, 90905122), (4, 45452561), (7, 25972892), (11, 16528204), (14, 12986446), (22, 8264102), (28, 6493223), (44, 4132051), (77, 2361172), (103, 1765148), (121, 1502564), (154, 1180586), (206, 882574), (242, 751282), (308, 590293), (412, 441287), (484, 375641), (521, 348964), (721, 252164), (847, 214652), (1042, 174482), (1133, 160468), (1442, 126082), (1694, 107326), (2084, 87241), (2266, 80234), (2884, 63041), (3388, 53663), (3647, 49852), (4532, 40117), (5731, 31724), (7294, 24926), (7931, 22924), (11462, 15862), (12463, 14588)]