61440320

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1901}}^1$

素因数の和:2019

約数の個数: 56

約数和(自身を含む): 147831048

約数和(自身を除く): 86390728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 1901, 2020, 3232, 3802, 4040, 6464, 7604, 8080, 9505, 15208, 16160, 19010, 30416, 32320, 38020, 60832, 76040, 121664, 152080, 192001, 304160, 384002, 608320, 768004, 960005, 1536008, 1920010, 3072016, 3840020, 6144032, 7680040, 12288064, 15360080, 30720160, 61440320]

約数ペア:

[(1, 61440320), (2, 30720160), (4, 15360080), (5, 12288064), (8, 7680040), (10, 6144032), (16, 3840020), (20, 3072016), (32, 1920010), (40, 1536008), (64, 960005), (80, 768004), (101, 608320), (160, 384002), (202, 304160), (320, 192001), (404, 152080), (505, 121664), (808, 76040), (1010, 60832), (1616, 38020), (1901, 32320), (2020, 30416), (3232, 19010), (3802, 16160), (4040, 15208), (6464, 9505), (7604, 8080)]