206918320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2447}}^1$

素因数の和:2618

約数の個数: 80

約数和(自身を含む): 553678848

約数和(自身を除く): 346760528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 151, 280, 302, 560, 604, 755, 1057, 1208, 1510, 2114, 2416, 2447, 3020, 4228, 4894, 5285, 6040, 8456, 9788, 10570, 12080, 12235, 16912, 17129, 19576, 21140, 24470, 34258, 39152, 42280, 48940, 68516, 84560, 85645, 97880, 137032, 171290, 195760, 274064, 342580, 369497, 685160, 738994, 1370320, 1477988, 1847485, 2586479, 2955976, 3694970, 5172958, 5911952, 7389940, 10345916, 12932395, 14779880, 20691832, 25864790, 29559760, 41383664, 51729580, 103459160, 206918320]

約数ペア:

[(1, 206918320), (2, 103459160), (4, 51729580), (5, 41383664), (7, 29559760), (8, 25864790), (10, 20691832), (14, 14779880), (16, 12932395), (20, 10345916), (28, 7389940), (35, 5911952), (40, 5172958), (56, 3694970), (70, 2955976), (80, 2586479), (112, 1847485), (140, 1477988), (151, 1370320), (280, 738994), (302, 685160), (560, 369497), (604, 342580), (755, 274064), (1057, 195760), (1208, 171290), (1510, 137032), (2114, 97880), (2416, 85645), (2447, 84560), (3020, 68516), (4228, 48940), (4894, 42280), (5285, 39152), (6040, 34258), (8456, 24470), (9788, 21140), (10570, 19576), (12080, 17129), (12235, 16912)]