308979280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{94201}}^1$

素因数の和:94255

約数の個数: 40

約数和(自身を含む): 735906024

約数和(自身を除く): 426926744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 94201, 188402, 376804, 471005, 753608, 942010, 1507216, 1884020, 3768040, 3862241, 7536080, 7724482, 15448964, 19311205, 30897928, 38622410, 61795856, 77244820, 154489640, 308979280]

約数ペア:

[(1, 308979280), (2, 154489640), (4, 77244820), (5, 61795856), (8, 38622410), (10, 30897928), (16, 19311205), (20, 15448964), (40, 7724482), (41, 7536080), (80, 3862241), (82, 3768040), (164, 1884020), (205, 1507216), (328, 942010), (410, 753608), (656, 471005), (820, 376804), (1640, 188402), (3280, 94201)]