201561840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2137}}^1$

素因数の和:2287

約数の個数: 120

約数和(自身を含む): 682398288

約数和(自身を除く): 480836448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 131, 144, 180, 240, 262, 360, 393, 524, 655, 720, 786, 1048, 1179, 1310, 1572, 1965, 2096, 2137, 2358, 2620, 3144, 3930, 4274, 4716, 5240, 5895, 6288, 6411, 7860, 8548, 9432, 10480, 10685, 11790, 12822, 15720, 17096, 18864, 19233, 21370, 23580, 25644, 31440, 32055, 34192, 38466, 42740, 47160, 51288, 64110, 76932, 85480, 94320, 96165, 102576, 128220, 153864, 170960, 192330, 256440, 279947, 307728, 384660, 512880, 559894, 769320, 839841, 1119788, 1399735, 1538640, 1679682, 2239576, 2519523, 2799470, 3359364, 4199205, 4479152, 5039046, 5598940, 6718728, 8398410, 10078092, 11197880, 12597615, 13437456, 16796820, 20156184, 22395760, 25195230, 33593640, 40312368, 50390460, 67187280, 100780920, 201561840]

約数ペア:

[(1, 201561840), (2, 100780920), (3, 67187280), (4, 50390460), (5, 40312368), (6, 33593640), (8, 25195230), (9, 22395760), (10, 20156184), (12, 16796820), (15, 13437456), (16, 12597615), (18, 11197880), (20, 10078092), (24, 8398410), (30, 6718728), (36, 5598940), (40, 5039046), (45, 4479152), (48, 4199205), (60, 3359364), (72, 2799470), (80, 2519523), (90, 2239576), (120, 1679682), (131, 1538640), (144, 1399735), (180, 1119788), (240, 839841), (262, 769320), (360, 559894), (393, 512880), (524, 384660), (655, 307728), (720, 279947), (786, 256440), (1048, 192330), (1179, 170960), (1310, 153864), (1572, 128220), (1965, 102576), (2096, 96165), (2137, 94320), (2358, 85480), (2620, 76932), (3144, 64110), (3930, 51288), (4274, 47160), (4716, 42740), (5240, 38466), (5895, 34192), (6288, 32055), (6411, 31440), (7860, 25644), (8548, 23580), (9432, 21370), (10480, 19233), (10685, 18864), (11790, 17096), (12822, 15720)]