201951540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{3271}}^1$

素因数の和:3307

約数の個数: 144

約数和(自身を含む): 714604800

約数和(自身を除く): 512653260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2940, 3087, 3271, 3430, 4116, 4410, 5145, 6174, 6542, 6860, 8820, 9813, 10290, 12348, 13084, 15435, 16355, 19626, 20580, 22897, 29439, 30870, 32710, 39252, 45794, 49065, 58878, 61740, 65420, 68691, 91588, 98130, 114485, 117756, 137382, 147195, 160279, 196260, 206073, 228970, 274764, 294390, 320558, 343455, 412146, 457940, 480837, 588780, 641116, 686910, 801395, 824292, 961674, 1030365, 1121953, 1373820, 1442511, 1602790, 1923348, 2060730, 2243906, 2404185, 2885022, 3205580, 3365859, 4121460, 4487812, 4808370, 5609765, 5770044, 6731718, 7212555, 9616740, 10097577, 11219530, 13463436, 14425110, 16829295, 20195154, 22439060, 28850220, 33658590, 40390308, 50487885, 67317180, 100975770, 201951540]

約数ペア:

[(1, 201951540), (2, 100975770), (3, 67317180), (4, 50487885), (5, 40390308), (6, 33658590), (7, 28850220), (9, 22439060), (10, 20195154), (12, 16829295), (14, 14425110), (15, 13463436), (18, 11219530), (20, 10097577), (21, 9616740), (28, 7212555), (30, 6731718), (35, 5770044), (36, 5609765), (42, 4808370), (45, 4487812), (49, 4121460), (60, 3365859), (63, 3205580), (70, 2885022), (84, 2404185), (90, 2243906), (98, 2060730), (105, 1923348), (126, 1602790), (140, 1442511), (147, 1373820), (180, 1121953), (196, 1030365), (210, 961674), (245, 824292), (252, 801395), (294, 686910), (315, 641116), (343, 588780), (420, 480837), (441, 457940), (490, 412146), (588, 343455), (630, 320558), (686, 294390), (735, 274764), (882, 228970), (980, 206073), (1029, 196260), (1260, 160279), (1372, 147195), (1470, 137382), (1715, 117756), (1764, 114485), (2058, 98130), (2205, 91588), (2940, 68691), (3087, 65420), (3271, 61740), (3430, 58878), (4116, 49065), (4410, 45794), (5145, 39252), (6174, 32710), (6542, 30870), (6860, 29439), (8820, 22897), (9813, 20580), (10290, 19626), (12348, 16355), (13084, 15435)]