345773820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{823271}}^1$

素因数の和:823290

約数の個数: 48

約数和(自身を含む): 1106477568

約数和(自身を除く): 760703748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 823271, 1646542, 2469813, 3293084, 4116355, 4939626, 5762897, 8232710, 9879252, 11525794, 12349065, 16465420, 17288691, 23051588, 24698130, 28814485, 34577382, 49396260, 57628970, 69154764, 86443455, 115257940, 172886910, 345773820]

約数ペア:

[(1, 345773820), (2, 172886910), (3, 115257940), (4, 86443455), (5, 69154764), (6, 57628970), (7, 49396260), (10, 34577382), (12, 28814485), (14, 24698130), (15, 23051588), (20, 17288691), (21, 16465420), (28, 12349065), (30, 11525794), (35, 9879252), (42, 8232710), (60, 5762897), (70, 4939626), (84, 4116355), (105, 3293084), (140, 2469813), (210, 1646542), (420, 823271)]