157080978

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1109}}^1$

素因数の和:1224

約数の個数: 64

約数和(自身を含む): 363369600

約数和(自身を除く): 206288622

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 61, 86, 122, 129, 183, 258, 366, 387, 549, 774, 1098, 1109, 1161, 1647, 2218, 2322, 2623, 3294, 3327, 5246, 6654, 7869, 9981, 15738, 19962, 23607, 29943, 47214, 47687, 59886, 67649, 70821, 95374, 135298, 141642, 143061, 202947, 286122, 405894, 429183, 608841, 858366, 1217682, 1287549, 1826523, 2575098, 2908907, 3653046, 5817814, 8726721, 17453442, 26180163, 52360326, 78540489, 157080978]

約数ペア:

[(1, 157080978), (2, 78540489), (3, 52360326), (6, 26180163), (9, 17453442), (18, 8726721), (27, 5817814), (43, 3653046), (54, 2908907), (61, 2575098), (86, 1826523), (122, 1287549), (129, 1217682), (183, 858366), (258, 608841), (366, 429183), (387, 405894), (549, 286122), (774, 202947), (1098, 143061), (1109, 141642), (1161, 135298), (1647, 95374), (2218, 70821), (2322, 67649), (2623, 59886), (3294, 47687), (3327, 47214), (5246, 29943), (6654, 23607), (7869, 19962), (9981, 15738)]