778218156

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{4723}}^1$

素因数の和:4955

約数の個数: 72

約数和(自身を含む): 2063443200

約数和(自身を除く): 1285225044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 199, 207, 276, 398, 414, 597, 796, 828, 1194, 1791, 2388, 3582, 4577, 4723, 7164, 9154, 9446, 13731, 14169, 18308, 18892, 27462, 28338, 41193, 42507, 54924, 56676, 82386, 85014, 108629, 164772, 170028, 217258, 325887, 434516, 651774, 939877, 977661, 1303548, 1879754, 1955322, 2819631, 3759508, 3910644, 5639262, 8458893, 11278524, 16917786, 21617171, 33835572, 43234342, 64851513, 86468684, 129703026, 194554539, 259406052, 389109078, 778218156]

約数ペア:

[(1, 778218156), (2, 389109078), (3, 259406052), (4, 194554539), (6, 129703026), (9, 86468684), (12, 64851513), (18, 43234342), (23, 33835572), (36, 21617171), (46, 16917786), (69, 11278524), (92, 8458893), (138, 5639262), (199, 3910644), (207, 3759508), (276, 2819631), (398, 1955322), (414, 1879754), (597, 1303548), (796, 977661), (828, 939877), (1194, 651774), (1791, 434516), (2388, 325887), (3582, 217258), (4577, 170028), (4723, 164772), (7164, 108629), (9154, 85014), (9446, 82386), (13731, 56676), (14169, 54924), (18308, 42507), (18892, 41193), (27462, 28338)]