287342080

素因数分解:

$2^9\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1049}}^1$

素因数の和:1179

約数の個数: 80

約数和(自身を含む): 696049200

約数和(自身を除く): 408707120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 256, 320, 428, 512, 535, 640, 856, 1049, 1070, 1280, 1712, 2098, 2140, 2560, 3424, 4196, 4280, 5245, 6848, 8392, 8560, 10490, 13696, 16784, 17120, 20980, 27392, 33568, 34240, 41960, 54784, 67136, 68480, 83920, 112243, 134272, 136960, 167840, 224486, 268544, 273920, 335680, 448972, 537088, 561215, 671360, 897944, 1122430, 1342720, 1795888, 2244860, 2685440, 3591776, 4489720, 7183552, 8979440, 14367104, 17958880, 28734208, 35917760, 57468416, 71835520, 143671040, 287342080]

約数ペア:

[(1, 287342080), (2, 143671040), (4, 71835520), (5, 57468416), (8, 35917760), (10, 28734208), (16, 17958880), (20, 14367104), (32, 8979440), (40, 7183552), (64, 4489720), (80, 3591776), (107, 2685440), (128, 2244860), (160, 1795888), (214, 1342720), (256, 1122430), (320, 897944), (428, 671360), (512, 561215), (535, 537088), (640, 448972), (856, 335680), (1049, 273920), (1070, 268544), (1280, 224486), (1712, 167840), (2098, 136960), (2140, 134272), (2560, 112243), (3424, 83920), (4196, 68480), (4280, 67136), (5245, 54784), (6848, 41960), (8392, 34240), (8560, 33568), (10490, 27392), (13696, 20980), (16784, 17120)]