205283820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{859}}^1$

素因数の和:1447

約数の個数: 96

約数和(自身を含む): 658828800

約数和(自身を除く): 453544980

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, 569, 859, 1138, 1707, 1718, 2276, 2577, 2845, 3414, 3436, 3983, 4295, 5154, 5690, 6013, 6828, 7966, 8535, 8590, 10308, 11380, 11949, 12026, 12885, 15932, 17070, 17180, 18039, 19915, 23898, 24052, 25770, 30065, 34140, 36078, 39830, 47796, 51540, 59745, 60130, 72156, 79660, 90195, 119490, 120260, 180390, 238980, 360780, 488771, 977542, 1466313, 1955084, 2443855, 2932626, 3421397, 4887710, 5865252, 6842794, 7331565, 9775420, 10264191, 13685588, 14663130, 17106985, 20528382, 29326260, 34213970, 41056764, 51320955, 68427940, 102641910, 205283820]

約数ペア:

[(1, 205283820), (2, 102641910), (3, 68427940), (4, 51320955), (5, 41056764), (6, 34213970), (7, 29326260), (10, 20528382), (12, 17106985), (14, 14663130), (15, 13685588), (20, 10264191), (21, 9775420), (28, 7331565), (30, 6842794), (35, 5865252), (42, 4887710), (60, 3421397), (70, 2932626), (84, 2443855), (105, 1955084), (140, 1466313), (210, 977542), (420, 488771), (569, 360780), (859, 238980), (1138, 180390), (1707, 120260), (1718, 119490), (2276, 90195), (2577, 79660), (2845, 72156), (3414, 60130), (3436, 59745), (3983, 51540), (4295, 47796), (5154, 39830), (5690, 36078), (6013, 34140), (6828, 30065), (7966, 25770), (8535, 24052), (8590, 23898), (10308, 19915), (11380, 18039), (11949, 17180), (12026, 17070), (12885, 15932)]