210858990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{643}}^2$

素因数の和:1313

約数の個数: 48

約数和(自身を含む): 536664528

約数和(自身を除く): 325805538

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 643, 1286, 1929, 3215, 3858, 6430, 9645, 10931, 19290, 21862, 32793, 54655, 65586, 109310, 163965, 327930, 413449, 826898, 1240347, 2067245, 2480694, 4134490, 6201735, 7028633, 12403470, 14057266, 21085899, 35143165, 42171798, 70286330, 105429495, 210858990]

約数ペア:

[(1, 210858990), (2, 105429495), (3, 70286330), (5, 42171798), (6, 35143165), (10, 21085899), (15, 14057266), (17, 12403470), (30, 7028633), (34, 6201735), (51, 4134490), (85, 2480694), (102, 2067245), (170, 1240347), (255, 826898), (510, 413449), (643, 327930), (1286, 163965), (1929, 109310), (3215, 65586), (3858, 54655), (6430, 32793), (9645, 21862), (10931, 19290)]