666724128

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1543}}^1$

素因数の和:2206

約数の個数: 96

約数和(自身を含む): 2004581376

約数和(自身を除く): 1337857248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 643, 672, 1286, 1543, 1929, 2572, 3086, 3858, 4501, 4629, 5144, 6172, 7716, 9002, 9258, 10288, 10801, 12344, 13503, 15432, 18004, 18516, 20576, 21602, 24688, 27006, 30864, 32403, 36008, 37032, 43204, 49376, 54012, 61728, 64806, 72016, 74064, 86408, 108024, 129612, 144032, 148128, 172816, 216048, 259224, 345632, 432096, 518448, 992149, 1036896, 1984298, 2976447, 3968596, 5952894, 6945043, 7937192, 11905788, 13890086, 15874384, 20835129, 23811576, 27780172, 31748768, 41670258, 47623152, 55560344, 83340516, 95246304, 111120688, 166681032, 222241376, 333362064, 666724128]

約数ペア:

[(1, 666724128), (2, 333362064), (3, 222241376), (4, 166681032), (6, 111120688), (7, 95246304), (8, 83340516), (12, 55560344), (14, 47623152), (16, 41670258), (21, 31748768), (24, 27780172), (28, 23811576), (32, 20835129), (42, 15874384), (48, 13890086), (56, 11905788), (84, 7937192), (96, 6945043), (112, 5952894), (168, 3968596), (224, 2976447), (336, 1984298), (643, 1036896), (672, 992149), (1286, 518448), (1543, 432096), (1929, 345632), (2572, 259224), (3086, 216048), (3858, 172816), (4501, 148128), (4629, 144032), (5144, 129612), (6172, 108024), (7716, 86408), (9002, 74064), (9258, 72016), (10288, 64806), (10801, 61728), (12344, 54012), (13503, 49376), (15432, 43204), (18004, 37032), (18516, 36008), (20576, 32403), (21602, 30864), (24688, 27006)]