30720160

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1901}}^1$

素因数の和:2017

約数の個数: 48

約数和(自身を含む): 73333512

約数和(自身を除く): 42613352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 1901, 2020, 3232, 3802, 4040, 7604, 8080, 9505, 15208, 16160, 19010, 30416, 38020, 60832, 76040, 152080, 192001, 304160, 384002, 768004, 960005, 1536008, 1920010, 3072016, 3840020, 6144032, 7680040, 15360080, 30720160]

約数ペア:

[(1, 30720160), (2, 15360080), (4, 7680040), (5, 6144032), (8, 3840020), (10, 3072016), (16, 1920010), (20, 1536008), (32, 960005), (40, 768004), (80, 384002), (101, 304160), (160, 192001), (202, 152080), (404, 76040), (505, 60832), (808, 38020), (1010, 30416), (1616, 19010), (1901, 16160), (2020, 15208), (3232, 9505), (3802, 8080), (4040, 7604)]