205840128

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 602652960

約数和(自身を除く): 396812832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 53, 64, 78, 96, 104, 106, 128, 156, 159, 192, 208, 212, 256, 312, 318, 384, 389, 416, 424, 624, 636, 689, 768, 778, 832, 848, 1167, 1248, 1272, 1378, 1556, 1664, 1696, 2067, 2334, 2496, 2544, 2756, 3112, 3328, 3392, 4134, 4668, 4992, 5057, 5088, 5512, 6224, 6784, 8268, 9336, 9984, 10114, 10176, 11024, 12448, 13568, 15171, 16536, 18672, 20228, 20352, 20617, 22048, 24896, 30342, 33072, 37344, 40456, 40704, 41234, 44096, 49792, 60684, 61851, 66144, 74688, 80912, 82468, 88192, 99584, 121368, 123702, 132288, 149376, 161824, 164936, 176384, 242736, 247404, 264576, 268021, 298752, 323648, 329872, 485472, 494808, 529152, 536042, 647296, 659744, 804063, 970944, 989616, 1072084, 1294592, 1319488, 1608126, 1941888, 1979232, 2144168, 2638976, 3216252, 3883776, 3958464, 4288336, 5277952, 6432504, 7916928, 8576672, 12865008, 15833856, 17153344, 25730016, 34306688, 51460032, 68613376, 102920064, 205840128]

約数ペア:

[(1, 205840128), (2, 102920064), (3, 68613376), (4, 51460032), (6, 34306688), (8, 25730016), (12, 17153344), (13, 15833856), (16, 12865008), (24, 8576672), (26, 7916928), (32, 6432504), (39, 5277952), (48, 4288336), (52, 3958464), (53, 3883776), (64, 3216252), (78, 2638976), (96, 2144168), (104, 1979232), (106, 1941888), (128, 1608126), (156, 1319488), (159, 1294592), (192, 1072084), (208, 989616), (212, 970944), (256, 804063), (312, 659744), (318, 647296), (384, 536042), (389, 529152), (416, 494808), (424, 485472), (624, 329872), (636, 323648), (689, 298752), (768, 268021), (778, 264576), (832, 247404), (848, 242736), (1167, 176384), (1248, 164936), (1272, 161824), (1378, 149376), (1556, 132288), (1664, 123702), (1696, 121368), (2067, 99584), (2334, 88192), (2496, 82468), (2544, 80912), (2756, 74688), (3112, 66144), (3328, 61851), (3392, 60684), (4134, 49792), (4668, 44096), (4992, 41234), (5057, 40704), (5088, 40456), (5512, 37344), (6224, 33072), (6784, 30342), (8268, 24896), (9336, 22048), (9984, 20617), (10114, 20352), (10176, 20228), (11024, 18672), (12448, 16536), (13568, 15171)]