127777480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1867}}^1$

素因数の和:1966

約数の個数: 64

約数和(自身を含む): 302616000

約数和(自身を除く): 174838520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 145, 232, 236, 290, 295, 472, 580, 590, 1160, 1180, 1711, 1867, 2360, 3422, 3734, 6844, 7468, 8555, 9335, 13688, 14936, 17110, 18670, 34220, 37340, 54143, 68440, 74680, 108286, 110153, 216572, 220306, 270715, 433144, 440612, 541430, 550765, 881224, 1082860, 1101530, 2165720, 2203060, 3194437, 4406120, 6388874, 12777748, 15972185, 25555496, 31944370, 63888740, 127777480]

約数ペア:

[(1, 127777480), (2, 63888740), (4, 31944370), (5, 25555496), (8, 15972185), (10, 12777748), (20, 6388874), (29, 4406120), (40, 3194437), (58, 2203060), (59, 2165720), (116, 1101530), (118, 1082860), (145, 881224), (232, 550765), (236, 541430), (290, 440612), (295, 433144), (472, 270715), (580, 220306), (590, 216572), (1160, 110153), (1180, 108286), (1711, 74680), (1867, 68440), (2360, 54143), (3422, 37340), (3734, 34220), (6844, 18670), (7468, 17110), (8555, 14936), (9335, 13688)]