152380720

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{18859}}^1$

素因数の和:18973

約数の個数: 40

約数和(自身を含む): 357811920

約数和(自身を除く): 205431200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 18859, 37718, 75436, 94295, 150872, 188590, 301744, 377180, 754360, 1508720, 1904759, 3809518, 7619036, 9523795, 15238072, 19047590, 30476144, 38095180, 76190360, 152380720]

約数ペア:

[(1, 152380720), (2, 76190360), (4, 38095180), (5, 30476144), (8, 19047590), (10, 15238072), (16, 9523795), (20, 7619036), (40, 3809518), (80, 1904759), (101, 1508720), (202, 754360), (404, 377180), (505, 301744), (808, 188590), (1010, 150872), (1616, 94295), (2020, 75436), (4040, 37718), (8080, 18859)]