1286284500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{285841}}^1$

素因数の和:285866

約数の個数: 72

約数和(自身を含む): 4057813032

約数和(自身を除く): 2771528532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 285841, 571682, 857523, 1143364, 1429205, 1715046, 2572569, 2858410, 3430092, 4287615, 5145138, 5716820, 7146025, 8575230, 10290276, 12862845, 14292050, 17150460, 21438075, 25725690, 28584100, 35730125, 42876150, 51451380, 64314225, 71460250, 85752300, 107190375, 128628450, 142920500, 214380750, 257256900, 321571125, 428761500, 643142250, 1286284500]

約数ペア:

[(1, 1286284500), (2, 643142250), (3, 428761500), (4, 321571125), (5, 257256900), (6, 214380750), (9, 142920500), (10, 128628450), (12, 107190375), (15, 85752300), (18, 71460250), (20, 64314225), (25, 51451380), (30, 42876150), (36, 35730125), (45, 28584100), (50, 25725690), (60, 21438075), (75, 17150460), (90, 14292050), (100, 12862845), (125, 10290276), (150, 8575230), (180, 7146025), (225, 5716820), (250, 5145138), (300, 4287615), (375, 3430092), (450, 2858410), (500, 2572569), (750, 1715046), (900, 1429205), (1125, 1143364), (1500, 857523), (2250, 571682), (4500, 285841)]