678164436

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{1747}}^1$

素因数の和:2061

約数の個数: 72

約数和(自身を含む): 1763745984

約数和(自身を除く): 1085581548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 263, 369, 492, 526, 738, 789, 1052, 1476, 1578, 1747, 2367, 3156, 3494, 4734, 5241, 6988, 9468, 10482, 10783, 15723, 20964, 21566, 31446, 32349, 43132, 62892, 64698, 71627, 97047, 129396, 143254, 194094, 214881, 286508, 388188, 429762, 459461, 644643, 859524, 918922, 1289286, 1378383, 1837844, 2578572, 2756766, 4135149, 5513532, 8270298, 16540596, 18837901, 37675802, 56513703, 75351604, 113027406, 169541109, 226054812, 339082218, 678164436]

約数ペア:

[(1, 678164436), (2, 339082218), (3, 226054812), (4, 169541109), (6, 113027406), (9, 75351604), (12, 56513703), (18, 37675802), (36, 18837901), (41, 16540596), (82, 8270298), (123, 5513532), (164, 4135149), (246, 2756766), (263, 2578572), (369, 1837844), (492, 1378383), (526, 1289286), (738, 918922), (789, 859524), (1052, 644643), (1476, 459461), (1578, 429762), (1747, 388188), (2367, 286508), (3156, 214881), (3494, 194094), (4734, 143254), (5241, 129396), (6988, 97047), (9468, 71627), (10482, 64698), (10783, 62892), (15723, 43132), (20964, 32349), (21566, 31446)]