2778791808

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1361}}^1$

素因数の和:1800

約数の個数: 128

約数和(自身を含む): 7974237600

約数和(自身を除く): 5195445792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 409, 416, 624, 818, 832, 1227, 1248, 1361, 1636, 1664, 2454, 2496, 2722, 3272, 4083, 4908, 4992, 5317, 5444, 6544, 8166, 9816, 10634, 10888, 13088, 15951, 16332, 17693, 19632, 21268, 21776, 26176, 31902, 32664, 35386, 39264, 42536, 43552, 52352, 53079, 63804, 65328, 70772, 78528, 85072, 87104, 106158, 127608, 130656, 141544, 157056, 170144, 174208, 212316, 255216, 261312, 283088, 340288, 424632, 510432, 522624, 556649, 566176, 680576, 849264, 1020864, 1113298, 1132352, 1669947, 1698528, 2041728, 2226596, 2264704, 3339894, 3397056, 4453192, 6679788, 6794112, 7236437, 8906384, 13359576, 14472874, 17812768, 21709311, 26719152, 28945748, 35625536, 43418622, 53438304, 57891496, 71251072, 86837244, 106876608, 115782992, 173674488, 213753216, 231565984, 347348976, 463131968, 694697952, 926263936, 1389395904, 2778791808]

約数ペア:

[(1, 2778791808), (2, 1389395904), (3, 926263936), (4, 694697952), (6, 463131968), (8, 347348976), (12, 231565984), (13, 213753216), (16, 173674488), (24, 115782992), (26, 106876608), (32, 86837244), (39, 71251072), (48, 57891496), (52, 53438304), (64, 43418622), (78, 35625536), (96, 28945748), (104, 26719152), (128, 21709311), (156, 17812768), (192, 14472874), (208, 13359576), (312, 8906384), (384, 7236437), (409, 6794112), (416, 6679788), (624, 4453192), (818, 3397056), (832, 3339894), (1227, 2264704), (1248, 2226596), (1361, 2041728), (1636, 1698528), (1664, 1669947), (2454, 1132352), (2496, 1113298), (2722, 1020864), (3272, 849264), (4083, 680576), (4908, 566176), (4992, 556649), (5317, 522624), (5444, 510432), (6544, 424632), (8166, 340288), (9816, 283088), (10634, 261312), (10888, 255216), (13088, 212316), (15951, 174208), (16332, 170144), (17693, 157056), (19632, 141544), (21268, 130656), (21776, 127608), (26176, 106158), (31902, 87104), (32664, 85072), (35386, 78528), (39264, 70772), (42536, 65328), (43552, 63804), (52352, 53079)]