168304340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4111}}^1$

素因数の和:4232

約数の個数: 48

約数和(自身を含む): 373040640

約数和(自身を除く): 204736300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 4094, 4111, 8188, 8222, 10235, 16444, 20470, 20555, 40940, 41110, 82220, 94553, 189106, 365879, 378212, 472765, 731758, 945530, 1463516, 1829395, 1891060, 3658790, 7317580, 8415217, 16830434, 33660868, 42076085, 84152170, 168304340]

約数ペア:

[(1, 168304340), (2, 84152170), (4, 42076085), (5, 33660868), (10, 16830434), (20, 8415217), (23, 7317580), (46, 3658790), (89, 1891060), (92, 1829395), (115, 1463516), (178, 945530), (230, 731758), (356, 472765), (445, 378212), (460, 365879), (890, 189106), (1780, 94553), (2047, 82220), (4094, 41110), (4111, 40940), (8188, 20555), (8222, 20470), (10235, 16444)]