778518624

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20123}}^1$

素因数の和:20180

約数の個数: 96

約数和(自身を含む): 2271919104

約数和(自身を除く): 1493400480

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 78, 93, 96, 104, 124, 156, 186, 208, 248, 312, 372, 403, 416, 496, 624, 744, 806, 992, 1209, 1248, 1488, 1612, 2418, 2976, 3224, 4836, 6448, 9672, 12896, 19344, 20123, 38688, 40246, 60369, 80492, 120738, 160984, 241476, 261599, 321968, 482952, 523198, 623813, 643936, 784797, 965904, 1046396, 1247626, 1569594, 1871439, 1931808, 2092792, 2495252, 3139188, 3742878, 4185584, 4990504, 6278376, 7485756, 8109569, 8371168, 9981008, 12556752, 14971512, 16219138, 19962016, 24328707, 25113504, 29943024, 32438276, 48657414, 59886048, 64876552, 97314828, 129753104, 194629656, 259506208, 389259312, 778518624]

約数ペア:

[(1, 778518624), (2, 389259312), (3, 259506208), (4, 194629656), (6, 129753104), (8, 97314828), (12, 64876552), (13, 59886048), (16, 48657414), (24, 32438276), (26, 29943024), (31, 25113504), (32, 24328707), (39, 19962016), (48, 16219138), (52, 14971512), (62, 12556752), (78, 9981008), (93, 8371168), (96, 8109569), (104, 7485756), (124, 6278376), (156, 4990504), (186, 4185584), (208, 3742878), (248, 3139188), (312, 2495252), (372, 2092792), (403, 1931808), (416, 1871439), (496, 1569594), (624, 1247626), (744, 1046396), (806, 965904), (992, 784797), (1209, 643936), (1248, 623813), (1488, 523198), (1612, 482952), (2418, 321968), (2976, 261599), (3224, 241476), (4836, 160984), (6448, 120738), (9672, 80492), (12896, 60369), (19344, 40246), (20123, 38688)]