287399424

素因数分解:

$2^9\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:460

約数の個数: 160

約数和(自身を含む): 849008160

約数和(自身を除く): 561608736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 64, 74, 78, 96, 104, 111, 128, 148, 156, 192, 208, 222, 256, 296, 312, 384, 389, 416, 444, 481, 512, 592, 624, 768, 778, 832, 888, 962, 1167, 1184, 1248, 1443, 1536, 1556, 1664, 1776, 1924, 2334, 2368, 2496, 2886, 3112, 3328, 3552, 3848, 4668, 4736, 4992, 5057, 5772, 6224, 6656, 7104, 7696, 9336, 9472, 9984, 10114, 11544, 12448, 14208, 14393, 15171, 15392, 18672, 18944, 19968, 20228, 23088, 24896, 28416, 28786, 30342, 30784, 37344, 40456, 43179, 46176, 49792, 56832, 57572, 60684, 61568, 74688, 80912, 86358, 92352, 99584, 115144, 121368, 123136, 149376, 161824, 172716, 184704, 187109, 199168, 230288, 242736, 246272, 298752, 323648, 345432, 369408, 374218, 460576, 485472, 561327, 597504, 647296, 690864, 738816, 748436, 921152, 970944, 1122654, 1294592, 1381728, 1496872, 1842304, 1941888, 2245308, 2589184, 2763456, 2993744, 3684608, 3883776, 4490616, 5526912, 5987488, 7369216, 7767552, 8981232, 11053824, 11974976, 17962464, 22107648, 23949952, 35924928, 47899904, 71849856, 95799808, 143699712, 287399424]

約数ペア:

[(1, 287399424), (2, 143699712), (3, 95799808), (4, 71849856), (6, 47899904), (8, 35924928), (12, 23949952), (13, 22107648), (16, 17962464), (24, 11974976), (26, 11053824), (32, 8981232), (37, 7767552), (39, 7369216), (48, 5987488), (52, 5526912), (64, 4490616), (74, 3883776), (78, 3684608), (96, 2993744), (104, 2763456), (111, 2589184), (128, 2245308), (148, 1941888), (156, 1842304), (192, 1496872), (208, 1381728), (222, 1294592), (256, 1122654), (296, 970944), (312, 921152), (384, 748436), (389, 738816), (416, 690864), (444, 647296), (481, 597504), (512, 561327), (592, 485472), (624, 460576), (768, 374218), (778, 369408), (832, 345432), (888, 323648), (962, 298752), (1167, 246272), (1184, 242736), (1248, 230288), (1443, 199168), (1536, 187109), (1556, 184704), (1664, 172716), (1776, 161824), (1924, 149376), (2334, 123136), (2368, 121368), (2496, 115144), (2886, 99584), (3112, 92352), (3328, 86358), (3552, 80912), (3848, 74688), (4668, 61568), (4736, 60684), (4992, 57572), (5057, 56832), (5772, 49792), (6224, 46176), (6656, 43179), (7104, 40456), (7696, 37344), (9336, 30784), (9472, 30342), (9984, 28786), (10114, 28416), (11544, 24896), (12448, 23088), (14208, 20228), (14393, 19968), (15171, 18944), (15392, 18672)]