318360560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1087}}^1$

素因数の和:1630

約数の個数: 80

約数和(自身を含む): 848326656

約数和(自身を除く): 529966096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 523, 560, 1046, 1087, 2092, 2174, 2615, 3661, 4184, 4348, 5230, 5435, 7322, 7609, 8368, 8696, 10460, 10870, 14644, 15218, 17392, 18305, 20920, 21740, 29288, 30436, 36610, 38045, 41840, 43480, 58576, 60872, 73220, 76090, 86960, 121744, 146440, 152180, 292880, 304360, 568501, 608720, 1137002, 2274004, 2842505, 3979507, 4548008, 5685010, 7959014, 9096016, 11370020, 15918028, 19897535, 22740040, 31836056, 39795070, 45480080, 63672112, 79590140, 159180280, 318360560]

約数ペア:

[(1, 318360560), (2, 159180280), (4, 79590140), (5, 63672112), (7, 45480080), (8, 39795070), (10, 31836056), (14, 22740040), (16, 19897535), (20, 15918028), (28, 11370020), (35, 9096016), (40, 7959014), (56, 5685010), (70, 4548008), (80, 3979507), (112, 2842505), (140, 2274004), (280, 1137002), (523, 608720), (560, 568501), (1046, 304360), (1087, 292880), (2092, 152180), (2174, 146440), (2615, 121744), (3661, 86960), (4184, 76090), (4348, 73220), (5230, 60872), (5435, 58576), (7322, 43480), (7609, 41840), (8368, 38045), (8696, 36610), (10460, 30436), (10870, 29288), (14644, 21740), (15218, 20920), (17392, 18305)]