388939752

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1108

約数の個数: 128

約数和(自身を含む): 1142784000

約数和(自身を除く): 753844248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 79, 92, 108, 138, 158, 184, 207, 216, 237, 276, 316, 414, 474, 552, 621, 632, 711, 828, 948, 991, 1242, 1422, 1656, 1817, 1896, 1982, 2133, 2484, 2844, 2973, 3634, 3964, 4266, 4968, 5451, 5688, 5946, 7268, 7928, 8532, 8919, 10902, 11892, 14536, 16353, 17064, 17838, 21804, 22793, 23784, 26757, 32706, 35676, 43608, 45586, 49059, 53514, 65412, 68379, 71352, 78289, 91172, 98118, 107028, 130824, 136758, 156578, 182344, 196236, 205137, 214056, 234867, 273516, 313156, 392472, 410274, 469734, 547032, 615411, 626312, 704601, 820548, 939468, 1230822, 1409202, 1641096, 1800647, 1878936, 2113803, 2461644, 2818404, 3601294, 4227606, 4923288, 5401941, 5636808, 7202588, 8455212, 10803882, 14405176, 16205823, 16910424, 21607764, 32411646, 43215528, 48617469, 64823292, 97234938, 129646584, 194469876, 388939752]

約数ペア:

[(1, 388939752), (2, 194469876), (3, 129646584), (4, 97234938), (6, 64823292), (8, 48617469), (9, 43215528), (12, 32411646), (18, 21607764), (23, 16910424), (24, 16205823), (27, 14405176), (36, 10803882), (46, 8455212), (54, 7202588), (69, 5636808), (72, 5401941), (79, 4923288), (92, 4227606), (108, 3601294), (138, 2818404), (158, 2461644), (184, 2113803), (207, 1878936), (216, 1800647), (237, 1641096), (276, 1409202), (316, 1230822), (414, 939468), (474, 820548), (552, 704601), (621, 626312), (632, 615411), (711, 547032), (828, 469734), (948, 410274), (991, 392472), (1242, 313156), (1422, 273516), (1656, 234867), (1817, 214056), (1896, 205137), (1982, 196236), (2133, 182344), (2484, 156578), (2844, 136758), (2973, 130824), (3634, 107028), (3964, 98118), (4266, 91172), (4968, 78289), (5451, 71352), (5688, 68379), (5946, 65412), (7268, 53514), (7928, 49059), (8532, 45586), (8919, 43608), (10902, 35676), (11892, 32706), (14536, 26757), (16353, 23784), (17064, 22793), (17838, 21804)]