128939328

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:421

約数の個数: 168

約数和(自身を含む): 427622208

約数和(自身を除く): 298682880

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 113, 126, 144, 168, 192, 224, 226, 252, 283, 288, 336, 339, 448, 452, 504, 566, 576, 672, 678, 791, 849, 904, 1008, 1017, 1132, 1344, 1356, 1582, 1698, 1808, 1981, 2016, 2034, 2264, 2373, 2547, 2712, 3164, 3396, 3616, 3962, 4032, 4068, 4528, 4746, 5094, 5424, 5943, 6328, 6792, 7119, 7232, 7924, 8136, 9056, 9492, 10188, 10848, 11886, 12656, 13584, 14238, 15848, 16272, 17829, 18112, 18984, 20376, 21696, 23772, 25312, 27168, 28476, 31696, 31979, 32544, 35658, 37968, 40752, 47544, 50624, 54336, 56952, 63392, 63958, 65088, 71316, 75936, 81504, 95088, 95937, 113904, 126784, 127916, 142632, 151872, 163008, 190176, 191874, 223853, 227808, 255832, 285264, 287811, 380352, 383748, 447706, 455616, 511664, 570528, 575622, 671559, 767496, 895412, 1023328, 1141056, 1151244, 1343118, 1534992, 1790824, 2014677, 2046656, 2302488, 2686236, 3069984, 3581648, 4029354, 4604976, 5372472, 6139968, 7163296, 8058708, 9209952, 10744944, 14326592, 16117416, 18419904, 21489888, 32234832, 42979776, 64469664, 128939328]

約数ペア:

[(1, 128939328), (2, 64469664), (3, 42979776), (4, 32234832), (6, 21489888), (7, 18419904), (8, 16117416), (9, 14326592), (12, 10744944), (14, 9209952), (16, 8058708), (18, 7163296), (21, 6139968), (24, 5372472), (28, 4604976), (32, 4029354), (36, 3581648), (42, 3069984), (48, 2686236), (56, 2302488), (63, 2046656), (64, 2014677), (72, 1790824), (84, 1534992), (96, 1343118), (112, 1151244), (113, 1141056), (126, 1023328), (144, 895412), (168, 767496), (192, 671559), (224, 575622), (226, 570528), (252, 511664), (283, 455616), (288, 447706), (336, 383748), (339, 380352), (448, 287811), (452, 285264), (504, 255832), (566, 227808), (576, 223853), (672, 191874), (678, 190176), (791, 163008), (849, 151872), (904, 142632), (1008, 127916), (1017, 126784), (1132, 113904), (1344, 95937), (1356, 95088), (1582, 81504), (1698, 75936), (1808, 71316), (1981, 65088), (2016, 63958), (2034, 63392), (2264, 56952), (2373, 54336), (2547, 50624), (2712, 47544), (3164, 40752), (3396, 37968), (3616, 35658), (3962, 32544), (4032, 31979), (4068, 31696), (4528, 28476), (4746, 27168), (5094, 25312), (5424, 23772), (5943, 21696), (6328, 20376), (6792, 18984), (7119, 18112), (7232, 17829), (7924, 16272), (8136, 15848), (9056, 14238), (9492, 13584), (10188, 12656), (10848, 11886)]