257574816

素因数分解:

$2^5\times 3^4\times {\mathrm{43}}^1\times {\mathrm{2311}}^1$

素因数の和:2376

約数の個数: 120

約数和(自身を含む): 775472544

約数和(自身を除く): 517897728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 72, 81, 86, 96, 108, 129, 144, 162, 172, 216, 258, 288, 324, 344, 387, 432, 516, 648, 688, 774, 864, 1032, 1161, 1296, 1376, 1548, 2064, 2311, 2322, 2592, 3096, 3483, 4128, 4622, 4644, 6192, 6933, 6966, 9244, 9288, 12384, 13866, 13932, 18488, 18576, 20799, 27732, 27864, 36976, 37152, 41598, 55464, 55728, 62397, 73952, 83196, 99373, 110928, 111456, 124794, 166392, 187191, 198746, 221856, 249588, 298119, 332784, 374382, 397492, 499176, 596238, 665568, 748764, 794984, 894357, 998352, 1192476, 1497528, 1589968, 1788714, 1996704, 2384952, 2683071, 2995056, 3179936, 3577428, 4769904, 5366142, 5990112, 7154856, 8049213, 9539808, 10732284, 14309712, 16098426, 21464568, 28619424, 32196852, 42929136, 64393704, 85858272, 128787408, 257574816]

約数ペア:

[(1, 257574816), (2, 128787408), (3, 85858272), (4, 64393704), (6, 42929136), (8, 32196852), (9, 28619424), (12, 21464568), (16, 16098426), (18, 14309712), (24, 10732284), (27, 9539808), (32, 8049213), (36, 7154856), (43, 5990112), (48, 5366142), (54, 4769904), (72, 3577428), (81, 3179936), (86, 2995056), (96, 2683071), (108, 2384952), (129, 1996704), (144, 1788714), (162, 1589968), (172, 1497528), (216, 1192476), (258, 998352), (288, 894357), (324, 794984), (344, 748764), (387, 665568), (432, 596238), (516, 499176), (648, 397492), (688, 374382), (774, 332784), (864, 298119), (1032, 249588), (1161, 221856), (1296, 198746), (1376, 187191), (1548, 166392), (2064, 124794), (2311, 111456), (2322, 110928), (2592, 99373), (3096, 83196), (3483, 73952), (4128, 62397), (4622, 55728), (4644, 55464), (6192, 41598), (6933, 37152), (6966, 36976), (9244, 27864), (9288, 27732), (12384, 20799), (13866, 18576), (13932, 18488)]