421779780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{3259}}^1$

素因数の和:3993

約数の個数: 72

約数和(自身を含む): 1281571200

約数和(自身を除く): 859791420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 719, 1438, 2157, 2876, 3259, 3595, 4314, 6471, 6518, 7190, 8628, 9777, 10785, 12942, 13036, 14380, 16295, 19554, 21570, 25884, 29331, 32355, 32590, 39108, 43140, 48885, 58662, 64710, 65180, 97770, 117324, 129420, 146655, 195540, 293310, 586620, 2343221, 4686442, 7029663, 9372884, 11716105, 14059326, 21088989, 23432210, 28118652, 35148315, 42177978, 46864420, 70296630, 84355956, 105444945, 140593260, 210889890, 421779780]

約数ペア:

[(1, 421779780), (2, 210889890), (3, 140593260), (4, 105444945), (5, 84355956), (6, 70296630), (9, 46864420), (10, 42177978), (12, 35148315), (15, 28118652), (18, 23432210), (20, 21088989), (30, 14059326), (36, 11716105), (45, 9372884), (60, 7029663), (90, 4686442), (180, 2343221), (719, 586620), (1438, 293310), (2157, 195540), (2876, 146655), (3259, 129420), (3595, 117324), (4314, 97770), (6471, 65180), (6518, 64710), (7190, 58662), (8628, 48885), (9777, 43140), (10785, 39108), (12942, 32590), (13036, 32355), (14380, 29331), (16295, 25884), (19554, 21570)]