768285280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{685969}}^1$

素因数の和:685991

約数の個数: 48

約数和(自身を含む): 2074373280

約数和(自身を除く): 1306088000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 685969, 1371938, 2743876, 3429845, 4801783, 5487752, 6859690, 9603566, 10975504, 13719380, 19207132, 21951008, 24008915, 27438760, 38414264, 48017830, 54877520, 76828528, 96035660, 109755040, 153657056, 192071320, 384142640, 768285280]

約数ペア:

[(1, 768285280), (2, 384142640), (4, 192071320), (5, 153657056), (7, 109755040), (8, 96035660), (10, 76828528), (14, 54877520), (16, 48017830), (20, 38414264), (28, 27438760), (32, 24008915), (35, 21951008), (40, 19207132), (56, 13719380), (70, 10975504), (80, 9603566), (112, 6859690), (140, 5487752), (160, 4801783), (224, 3429845), (280, 2743876), (560, 1371938), (1120, 685969)]