203927456

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:314

約数の個数: 72

約数和(自身を含む): 430133760

約数和(自身を除く): 226206304

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 127, 139, 152, 254, 278, 304, 361, 508, 556, 608, 722, 1016, 1112, 1444, 2032, 2224, 2413, 2641, 2888, 4064, 4448, 4826, 5282, 5776, 9652, 10564, 11552, 17653, 19304, 21128, 35306, 38608, 42256, 45847, 50179, 70612, 77216, 84512, 91694, 100358, 141224, 183388, 200716, 282448, 335407, 366776, 401432, 564896, 670814, 733552, 802864, 1341628, 1467104, 1605728, 2683256, 5366512, 6372733, 10733024, 12745466, 25490932, 50981864, 101963728, 203927456]

約数ペア:

[(1, 203927456), (2, 101963728), (4, 50981864), (8, 25490932), (16, 12745466), (19, 10733024), (32, 6372733), (38, 5366512), (76, 2683256), (127, 1605728), (139, 1467104), (152, 1341628), (254, 802864), (278, 733552), (304, 670814), (361, 564896), (508, 401432), (556, 366776), (608, 335407), (722, 282448), (1016, 200716), (1112, 183388), (1444, 141224), (2032, 100358), (2224, 91694), (2413, 84512), (2641, 77216), (2888, 70612), (4064, 50179), (4448, 45847), (4826, 42256), (5282, 38608), (5776, 35306), (9652, 21128), (10564, 19304), (11552, 17653)]