208940040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{193463}}^1$

素因数の和:193483

約数の個数: 64

約数和(自身を含む): 696470400

約数和(自身を除く): 487530360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 193463, 386926, 580389, 773852, 967315, 1160778, 1547704, 1741167, 1934630, 2321556, 2901945, 3482334, 3869260, 4643112, 5223501, 5803890, 6964668, 7738520, 8705835, 10447002, 11607780, 13929336, 17411670, 20894004, 23215560, 26117505, 34823340, 41788008, 52235010, 69646680, 104470020, 208940040]

約数ペア:

[(1, 208940040), (2, 104470020), (3, 69646680), (4, 52235010), (5, 41788008), (6, 34823340), (8, 26117505), (9, 23215560), (10, 20894004), (12, 17411670), (15, 13929336), (18, 11607780), (20, 10447002), (24, 8705835), (27, 7738520), (30, 6964668), (36, 5803890), (40, 5223501), (45, 4643112), (54, 3869260), (60, 3482334), (72, 2901945), (90, 2321556), (108, 1934630), (120, 1741167), (135, 1547704), (180, 1160778), (216, 967315), (270, 773852), (360, 580389), (540, 386926), (1080, 193463)]